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Hubble Spies a Loopy Galaxy
Jan. 29, 2015 — This Hubble Space Telescope photograph of an oddball arc of stars in galaxy NGC 7714 tells of a 100-million-year-old close ... full story -
Cassini Catches Saturn's Moon Titan Naked in the Solar Wind
Jan. 28, 2015 — Researchers studying data from NASA's Cassini mission have observed that Saturn's largest moon, Titan, behaves much like Venus, Mars or a comet when exposed to the raw power of the solar ... full story -
Gully Patterns Document Martian Climate Cycles
Jan. 28, 2015 — Gullies carved into impact craters on Mars provide a window into climate change on the Red Planet. A new analysis suggests Mars has undergone several ice ages in the last several million years. The ... full story -
The Mouth of the Beast: VLT Images Cometary Globule CG4
Jan. 28, 2015 — Like the gaping mouth of a gigantic celestial creature, the cometary globule CG4 glows menacingly in this new image from ESO's Very Large Telescope. Although it appears to be big and bright in ... full story -
NASA's Dawn Spacecraft Captures Best-Ever View of Dwarf Planet Ceres
Jan. 27, 2015 — NASA's Dawn spacecraft has returned the sharpest images ever seen of the dwarf planet Ceres. The images were taken 147,000 miles (237,000 kilometers) from Ceres on Jan. 25, and represent a new ... full story -
Asteroid That Flew Past Earth Has Moon
Jan. 27, 2015 — Scientists working with NASA's 230-foot-wide (70-meter) Deep Space Network antenna at Goldstone, California, have released the first radar images of asteroid 2004 BL86. The images show the ... full story -
Ancient Star System Reveals Earth-Sized Planets Forming Near Start of Universe
Jan. 27, 2015 — A Sun-like star with orbiting planets, dating back to the dawn of the Galaxy, has been discovered by an international team of astronomers. At 11.2 billion years old, it is the oldest star with ... full story -
NOAA's DSCOVR Going to a 'Far Out' Orbit
Jan. 26, 2015 — Many satellites that monitor the Earth orbit relatively close to the planet, while some satellites that monitor the sun orbit our star. DSCOVR will keep an eye on both, with a focus on the sun. To ... full story -
Hilltop Panorama Marks Mars Rover's 11th Anniversary
Jan. 26, 2015 — A panorama from one of the highest elevations that NASA's Mars Exploration Rover Opportunity has reached in its 11 years on Mars includes the U.S. flag at the ... full story -
Alamo Impact Crater: New Study Could Double Its Size
Jan. 23, 2015 — Carbonate rock deposits found within the mountain ranges of south-central Nevada, USA, record evidence of a catastrophic impact event known as the Alamo impact. This event occurred roughly 382 ... full story -
Rosetta Data Reveals More Surprises About Comet 67P
Jan. 22, 2015 — As the Rosetta spacecraft orbits comet 67P/Churyumov-Gerasimenko, an international team of scientists have discovered that the comet's atmosphere, or coma, is much less homogenous than expected ... full story -
Rosetta Data Give Closest-Ever Look at a Comet
Jan. 22, 2015 — On Nov. 12, 2014, the Rosetta mission's Philae lander touched down on the surface of comet 67P/Churyumov-Gerasimenko. While this achievement gained lots of headlines, it was only the beginning ... full story -
New Research Re-Creates Planet Formation, Super-Earths and Giant Planets in the Laboratory
Jan. 22, 2015 — New laser-driven compression experiments reproduce the conditions deep inside exotic super-Earths and giant planet cores, and the conditions during the violent birth of Earth-like planets, ... full story -
Rosetta Comet 'Pouring' More Water Into Space
Jan. 22, 2015 — There has been a significant increase in the amount of water "pouring" out of comet 67P/Churyumov-Gerasimenko, the comet on which the Rosetta mission's Philae lander touched down in ... full story -
Watching the Birth of a Comet Magnetosphere
Jan. 22, 2015 — Astronomers have shown what happens when a magnetosphere forms round a comet. The RPC-ICA instrument onboard the Rosetta spacecraft has been watching the early stages of how a magnetosphere forms ... full story -
Gas Variations Are Suggestive of Seasons on Comet Chury
Jan. 22, 2015 — Comet 67P/Churyumov-Gerasimenko continues to reveal more of its secrets: Researchers have detected considerable variations in the gas escaping from the comet. This could amount to seasonal changes on ... full story -
Growing Bone in Space: Study to Test Therapy for Bone Loss on the International Space Station
Jan. 22, 2015 — Stem cell researchers are to send rodents into space to test new therapy for prevention of bone loss. The research has enormous translational potential for astronauts in space flight and patients on ... full story -
Telescope to Seek Dust Where Other Earths May Lie
Jan. 22, 2015 — The NASA-funded Large Binocular Telescope Interferometer, or LBTI, has completed its first study of dust in the "habitable zone" around a star, opening a new door to finding planets like ... full story -
Gullies on Protoplanet Vesta Suggest Past Water-Mobilized Flows
Jan. 22, 2015 — Protoplanet Vesta, visited by NASA's Dawn spacecraft from 2011 to 2013, was once thought to be completely dry, incapable of retaining water because of the low temperatures and pressures at its ... full story -
Death of a Dynamo: A Hard Drive from Space
Jan. 21, 2015 — Hidden magnetic messages contained within ancient meteorites are providing a unique window into the processes that shaped our solar system, and may give a sneak preview of the fate of the ... full story
- Cassini catches Saturn's moon Titan naked in the solar wind
- Gully patterns document Martian climate cycles
- The mouth of the beast: VLT images cometary globule CG4
- NASA's Dawn spacecraft captures best-ever view of dwarf planet Ceres
- Asteroid that flew past Earth has moon
- Ancient star system reveals Earth-sized planets forming near start of universe
- Rosetta data reveals more surprises about comet 67P
- Rosetta data give closest-ever look at a comet
- New research re-creates planet formation, super-Earths and giant planets in the laboratory
- Rosetta Comet 'pouring' more water into space
- Watching the birth of a comet magnetosphere
- Gas variations are suggestive of seasons on comet Chury
- Growing bone in space: Study to test therapy for bone loss on the International Space Station
- Telescope to seek dust where other Earths may lie
- Gullies on protoplanet Vesta suggest past water-mobilized flows
- Dawn spacecraft delivers new image of dwarf planet Ceres
- How planetary building blocks evolved from porous to hard objects
- Asteroid to fly by Earth safely on January 26
- NASA and ESA celebrate 10 years since Huygens probe landing on Saturn's moon Titan
- NEOWISE: A yearlong look at the sky
- Three nearly Earth-size planets found orbiting nearby star: One in 'Goldilocks' zone
- Planets outside our solar system may be more hospitable to life than thought, research suggests
- NASA’s New Horizons spacecraft begins first stages of Pluto encounter
- Space station worms’ research potential is anything but flat
- Trans-Neptunian objects suggest that there are more dwarf planets in our solar system
- Probing strong gravity in a binary neutron star system
- A twist on planetary origins: Meteorites were byproducts of planetary formation, not building blocks
- Flashes from 'photonic booms' may help illuminate astronomical secrets
- Astronomers use vanishing neutron star to measure space-time warp
- Deep Space Climate Observatory to provide 'EPIC' views of Earth
- Volunteer 'Disk Detectives' top one million classifications of possible planetary habitats
- Eight new planets found in 'Goldilocks' zone: Two are most similar to Earth of any known exoplanets
- Study casts doubt on mammoth-killing cosmic impact
- Record-breaking black hole outburst detected
- New instrument reveals recipe for other Earths
- Super-Earths have long-lasting oceans
- Electromagnetic waves linked to particle fallout in Earth's atmosphere, new study finds
- New analyses of Martian chemical maps suggest water bound to sulfates in soil
- Gecko grippers get a microgravity test flight
- Tales from a Martian rock: New chemical analysis of ancient Martian meteorite provides clues to planet's history of habitability
- Scientists 'map' water vapor in Martian atmosphere
- Dust devil and the details: Spinning up a storm on Mars
- Origin of long-standing space mystery revealed: Origin of the 'theta aurora'
- MESSENGER data suggest recurring meteor shower on Mercury
- NASA Goddard instrument makes first detection of organic matter on Mars
- Swarms of Pluto-size objects kick up dust around adolescent Sun-like star
- Scientists develop solar observatory for use on suborbital manned space missions
- Saturn's largest moon is a windy place: Titan dune puzzle solved
- Complex mineralogy on the Red Planet: First X-ray diffraction measurements on Mars
- Powering space craft of the future
- Physicist presents new observational solar weather model
- Successful launch of NASA's Orion spacecraft heralds first step on journey to Mars
- Dawn snaps its best-yet image of dwarf planet Ceres
- Stardust not likely to block planet portraits
- Losing air: Barrage of small impacts likely erased much of the Earth’s primordial atmosphere
- Traces of Martian biological activity could be locked inside a meteorite
- NASA's CATS eyes clouds, smoke and dust from the space station
- Ground-based detection of super-Earth transit paves way to remote sensing of exoplanets
- DNA survives critical entry into Earth's atmosphere
- Invisible shield found thousands of miles above Earth blocks 'killer electrons'
- Geologic maps of Vesta asteroid from NASA's Dawn mission
- Physicists suggest new way to detect dark matter
- Geologic mapping of asteroid Vesta reveals history of large impacts
- Rosetta's OSIRIS camera spots Philae lander drifting across the comet
- Turbulence in molten core helps amplify Earth's magnetic field
- Magnetic fields frozen into meteorite grains tell a shocking tale of solar system birth
- Mars, too, has macroweather: But weather forecasting on the Red Planet is likely to be even trickier than on Earth
- Is there organic matter on Mars? Chloromethane not due to contamination from Earth, research suggests
- Rosetta: What happens next?
- Philae, the ‘Happy Lander’: Instruments delivering images and data from comet's surface
- NASA’s Orion spacecraft arrives at launch pad, hoisted onto rocket ahead of its first spaceflight
- Touchdown! Rosetta’s Philae probe lands on comet
- Rosetta mission selfie at 10 miles
- Rosetta and Philae separation confirmed
- Rosetta and Philae Go for separation
- Tail discovered on long-known asteroid
- Rosetta's singing comet
- Astronomers preparing for first-ever comet landing attempt
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