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Frigid water cloud may be source of water delivered to dry planets by comets

For the first time, astronomers have detected around a burgeoning solar system a sprawling cloud of water vapor that’s cold enough to form comets, which could eventually deliver oceans to dry planets.

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Two Earth-sized planets discovered orbiting a distant Sun-like star

Astronomers using NASA's Kepler mission have detected two Earth-sized planets orbiting a distant star. This discovery marks a milestone in the hunt for alien worlds, since it brings scientists one step closer to their ultimate goal of finding a twin Earth.

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Waterworld enshrouded by a thick, steamy atmosphere is new class of planet

Observations by the NASA/ESA Hubble Space Telescope have come up with a new class of planet, a waterworld enshrouded by a thick, steamy atmosphere. It’s smaller than Uranus but larger than Earth.

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Planet starship: runaway planets zoom at a fraction of light speed

Seven years ago, astronomers boggled when they found the first runaway star flying out of our Galaxy at a speed of 1.5 million miles per hour. Theorists wondered: Could the same thing happen to planets? New research shows that the answer is yes.

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Unseen planet’s gravity allows Kepler Telescope to “see” it

Researchers led by David Nesvorny of Southwest Research Institute and David Kipping of the Harvard-Smithsonian Center for Astrophysics has inferred an unseen planet, this time orbiting a distant star, marking the first success of this technique outside the solar system.

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Close encounters between planetary systems of Kepler-36 stun astrophysicists

Imagine a gas giant planet spanning three times more sky than the Moon looming over the molten landscape of a lava world. This alien vista exists in the newly discovered two-planet system of Kepler-36.

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Planetary system orbiting two suns discovered by astronomers

The discovery of the first transiting circumbinary multi-planet system: two planets orbiting around a pair of stars, is announced by astronomers.

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Planets can form in the galactic center

Hew research by astronomers at the Harvard-Smithsonian Center for Astrophysics shows that planets still can form in the cosmic maelstrom of Milky Way's center.

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One in six stars has an Earth-sized planet

This artist’s illustration represents the variety of planets being detected by NASA’s Kepler spacecraft. A new analysis has determined the frequencies of planets of all […]

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Earth-like planets discovered right next door to Earth

Astronomers at the Harvard-Smithsonian Center for Astrophysics have found that six percent of red dwarf stars have habitable, Earth-sized planets and the closest could be just 13 light-years away!

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New method of finding planets scores first discovery

Detecting alien worlds presents a significant challenge since they are small, faint, and close to their stars. The two most prolific techniques for finding exoplanets […]

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Dust trap around distant star may unlock mystery as to how planets form

Based on a treasure trove of recent discoveries, astronomers now know that planets are remarkably plentiful in our galaxy and may be common throughout the […]

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First transiting planets in a star cluster discovered

All stars begin their lives in groups. Most stars, including our Sun, are born in small, benign groups that quickly fall apart. Others form in […]

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NASA’s Chandra sees eclipsing planet in X-rays for first time

For the first time since exoplanets, or planets around stars other than the sun, were discovered almost 20 years ago, X-ray observations have detected an […]

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Coldest brown dwarfs blur lines between stars and planets

Astronomers are constantly on the hunt for ever-colder star-like bodies, and two years ago a new class of objects was discovered by researchers using NASA’s […]

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Newfound planet is Earth-mass but gassy

An international team of astronomers has discovered the first Earth-mass planet that transits, or crosses in front of, its host star. KOI-314c is the lightest […]

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Astronomers find new type of planet: The “Mega-Earth”

Astronomers announced today that they have discovered a new type of planet – a rocky world weighing 17 times as much as Earth. Theorists believed […]

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Star set to swallow two planets

Two worlds orbiting a distant star are about to become a snack of cosmic proportions. Astronomers have announced that the planets Kepler-56b and Kepler-56c will […]

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Harsh space weather dooms life on red-dwarf planets

Life in the universe might be even rarer than we thought. Recently, astronomers looking for potentially habitable worlds have targeted red dwarf stars because they […]

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Transiting exoplanet with longest known year

Astronomers have discovered a transiting exoplanet with the longest known year. Kepler-421b circles its star once every 704 days. In comparison, Mars orbits our Sun […]

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Interstellar exploration – five planets where humans may (or may not) be able to live someday

Unless you live under a lunar rock, you’ve probably heard about or seen director Christopher Nolan’s latest blockbuster “Interstellar.” Starring Anne Hathaway and Matthew McConaughey, […]

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Kepler spacecraft proves it can still find planets

To paraphrase Mark Twain, the report of the Kepler spacecraft’s death was greatly exaggerated. Despite a malfunction that ended its primary mission in May 2013, […]

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Eight New Planets Found in “Goldilocks” Zone

Astronomers announced today that they have found eight new planets in the “Goldilocks” zone of their stars, orbiting at a distance where liquid water can […]

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CASSIOPEIA’S HIDDEN GEM: THE CLOSEST ROCKY, TRANSITING PLANET

Skygazers at northern latitudes are familiar with the W-shaped star pattern of Cassiopeia the Queen. This circumpolar constellation is visible year-round near the North Star. […]

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Cosmic “Death Star” is Destroying a Planet

The Death Star of the movie Star Wars may be fictional, but planetary destruction is real. Astronomers announced today that they have spotted a large, […]

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  • Science & Nature
  • Space
  • astronomy
  • astrophysics
  • Center for Astrophysics | Harvard & Smithsonian
  • Smithsonian Astrophysical Observatory

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Disk Gaps Don’t Always Signal Planets

When astronomers study protoplanetary disks of gas and dust that surround young stars, they sometimes spot a dark gap like the Cassini division in Saturn’s […]

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Astronomers Eager to Get a Whiff of Newfound Venus-like Planet

The collection of rocky planets orbiting distant stars has just grown by one, and the latest discovery is the most intriguing one to date. The […]

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Planet 9: A world that should not exist

Earlier this year scientists presented evidence for Planet Nine, a Neptune-mass planet in an elliptical orbit 10 times farther from our Sun than Pluto. Since […]

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A Planet in Peril: Q&A with Suzan Murray of the Smithsonian Global Health Program

With roughly 5,500 individuals remaining in the wild, the black rhino population is critically endangered. To help save these iconic African giants, at risk for […]

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Our Galaxy’s Black Hole is Spewing Planet-size “Spitballs”

Every few thousand years, an unlucky star wanders too close to the black hole at the center of the Milky Way. The black hole’s powerful […]

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  • Science & Nature
  • Space
  • Center for Astrophysics | Harvard & Smithsonian
  • Milky Way
  • Smithsonian Astrophysical Observatory

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There’s more to extraterrestrial life than planets in “habitable zone” orbits

Two separate teams of scientists have identified major challenges for the development of life in what has recently become one of the most famous exoplanet […]

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Book Review: Planetary Tectonics examines otherworldly landforms

The number and diversity of tectonic landforms in our solar system “is truly remarkable,” Watters and Schultz write. Photographs of these structures have stimulated a range of scholarly investigations.

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Diamonds are a planet’s best friend? In the early universe, perhaps

Could the universe’s earliest stars have formed planets, and if so, what might they have looked like? That was the question Harvard-Smithsonian Center for Astrophysics […]

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Mercury Joins Earth As Tectonically Active Planet

Images obtained by NASA’s MErcury Surface, Space ENvironment, GEochemistry and Ranging (MESSENGER) spacecraft during the low-altitude orbital phase of the mission have revealed previously undetected […]

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A new perspective on the Solar System with Planetary Geologist Jim Zimbelman

Jim Zimbelman, planetary geologist in the Center for Earth and Planetary Studies at the Smithsonian’s National Air and Space Museum, shares his three favorite images from the exhibition "Beyond: Visions of Our Solar System.” On view at the Air and Space Museum through May 2, 2011, the exhibition by artist Michael Benson combines art, science, photography and exploration to unveil the diverse landscapes found on the planets in our Solar System.

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Kepler 11: A Six-Planet Sonata by Alex Parker, postdoctoral researcher at the Harvard–Smithsonian Center for Astrophysics

The post Kepler 11: A Six-Planet Sonata by Alex Parker, postdoctoral researcher at the Harvard–Smithsonian Center for Astrophysics appeared first on Smithsonian Insider.




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Video: Smithsonian horticulturalist Janet Draper discusses the pollination of the pelican flower

Flowers are usually associated with butterflies, but not the Dutchman’s Pipe (Aristolochia grandiflora). This deciduous vine, native to Brazil, has large flowers that emit an odor of decaying flesh, which attracts flies and beetles.

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High Confidence That Planet Is Warmest in 400 Years - Less Confidence in Temperature Reconstructions Prior to 1600

There is sufficient evidence from tree rings, boreholes, retreating glaciers, and other proxies of past surface temperatures to say with a high level of confidence that the last few decades of the 20th century were warmer than any comparable period in the last 400 years, according to a new report from the National Research Council.




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NASA Should Update Policies That Protect Planets and Other Solar System Bodies During Space Exploration Missions, New Report Says

The current process for planetary protection policy development is inadequate to respond to increasingly complex solar system exploration missions, says a new report from the National Academies of Sciences, Engineering, and Medicine.




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NASA Makes Progress Toward Science Priorities Outlined in 2013-2022 Planetary Decadal Survey

Despite significant cuts to NASAs Planetary Science Division budget early in this decade, the space agency has made impressive progress in meeting goals outlined in the 2013-2022 planetary decadal survey by the National Academies of Sciences, Engineering, and Medicine, says a new midterm assessment from the National Academies.




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NASA Should Lead a Large Direct Imaging Mission to Study Earth-Like Exoplanets, Says New Report

To answer significant questions about planetary systems, such as whether our solar system is a rare phenomenon or if life exists on planets other than Earth, NASA should lead a large direct imaging mission – an advanced space telescope – capable of studying Earth-like exoplanets orbiting stars similar to the sun, says a new congressionally mandated report by the National Academies of Sciences, Engineering, and Medicine.




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Pulse of the Planet

Voyage of a plastic bag in the ocean




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Pulse of the Planet

Microplastics that are manufactured for us




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Pulse of the Planet

Developing biofriendly polymers




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The Getty's new $65M Manet: 'Spring' from an artist in the autumn of his life

The Getty spent $65m (and change) for this late Manet masterpiece, "Spring."

Marc Haefele

A  132-year-old vision of springtime has landed permanently at the Getty Museum, smack in the middle of this California autumn: "Spring (Jeanne Demarsy)," one of Impressionist painter Edouard Manet’s  last completed pictures.

Here's what Getty Director Timothy Potts had to say about the artist:

Manet was the ultimate painter’s painter: totally committed to his craft, solidly grounded in the history of painting and yet determined to carve out a new path for himself and for modern art. ... Alone of his contemporaries (the only one who comes near is Degas), Manet achieved this almost impossible balancing act, absorbing and channeling the achievements of the past into a radically new vision of what painting could be.

"Spring" somehow manages to be the evocation of youth itself and all its hopes. The subject is 16-year-old actress Jeanne Demarsy, just then seeing her stage career ascend at the same time Manet neared the end of his own career. (He died at age 51 in 1883,  soon after the painting went on display.) 

For most of the years since its creation, the picture has been in private hands. It was recently on loan to the National Gallery.

Getty Assistant Curator Scott Allan said that the Getty worked hard to acquire "Spring" and was lucky to get her. According to news reports, the Christie's auction price paid was an eyebrow-lifting $65 million — about double the top previous sale price for a Manet. "We don’t discuss the price," Potts said.

At the Getty, "Spring (Jeanne Demarsy)" hangs next to an early Manet in the museum's Impressionist-Post Impressionist gallery. It was intended to be one of the "Four Seasons" by the late-19th century French master. The series was never completed (although "Autumn" hangs in a museum in France).

 

(More seasoning: Manet's "Autumn." Museum of Fine Arts of Nancy, France)

Allan said that, unlike many of Manet's early works, "Spring" was intended to hang in the Salon, the French art establishment’s showplace of traditional painting, which had rejected innovators like the Impressionists for decades. That led most of the Impressionists to disdain the Salon. But Allan said Manet was extremely pleased that his late work was accepted there. 

Here's Potts again:

So popular was it that "Spring" became the subject of one of the first color photographs of a work of art. Its acquisition by the Getty brings to Los Angeles the most important — and beautiful! — painting by this artist left in private hands and one of the great masterpieces of late-19th-century art. 

The painting depicts a lovely teenager, dressed in the peak of 1880s fashion in a blue-on-white printed dress; a flowered, fringed hat; and a parasol balanced on her left shoulder. The background features white rhododendrons, barely in blossom.

Mlle. Demarsy stares off to the left, the demure image of a confident young woman at the earliest spring of her adulthood, with an entire creative life before her, already immortalized before the world by one of the century’s greatest artists.

But Manet was himself at the peak of his accomplishments,  just before his sudden demise.
 
"Spring" became one of Manet’s most popular works, deeply appreciated by art lovers young and old and by critics of both the old guard and the avant garde. It was his last picture to hang in the Salon. Manet’s powers would soon decline, and he devoted much of his last few months to watercolors, said Allan.

(Getty director Timothy Potts looks at the Getty's new painting, Manet's "Spring." Getty Museum)

This content is from Southern California Public Radio. View the original story at SCPR.org.