IRON AND ICE

News About Asteroids And Comets

2,240 articles

Mars Orbiter Image Shows Comet Nucleus is Small
Oct 23, 2014 (JPL)
The High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter captured views of comet C/2013 A1 Siding Spring while that ...
Comet Siding Spring whizzes past Mars
Oct 20, 2014 (AFP)
A comet the size of a small mountain whizzed past Mars on Sunday, dazzling space enthusiasts with the once-in-a-million-years encounter. The comet, known as Sid...
Mars Odyssey Orbiter Watches Comet Fly Near
Oct 20, 2014 (JPL)
The longest-lived robot ever sent to Mars came through its latest challenge in good health, reporting home on schedule after sheltering behind Mars from possibl...
MAVEN Studies Passing Comet and Its Effects
Oct 20, 2014 (JPL)
NASA's newest orbiter at Mars, MAVEN, took precautions to avoid harm from a dust-spewing comet that flew near Mars today and is studying the flyby's effects on ...
Deep space 'snowball' nears close shave with Mars
Oct 18, 2014 (AFP)
A comet the size of a small mountain is about to skim past Mars, and NASA hopes its spacecraft will be able to photograph the once-in-a-million-years encounter....
Rare comet fly-by of Mars on Sunday
Oct 16, 2014 (AFP)
A fast-moving comet is about to fly by Mars for a one-in-a-million-year encounter with the Red Planet, photographed and documented by a flurry of spacecraft, NA...
Rosetta Selflessly Beams Back Comet Selfie
Oct 16, 2014 (JPL)
A camera aboard the European Space Agency's Philae lander snapped this "selfie" of one of the Rosetta spacecraft's 52-foot-long (16-meter) solar arrays, with co...
ESA confirms the primary landing site for Rosetta
Oct 16, 2014 (ESA)
ESA has given the green light for its Rosetta mission to deliver its lander, Philae, to the primary site on 67P/Churyumov-Gerasimenko on 12 November, in the fir...
Europe gives green light for comet landing site
Oct 15, 2014 (AFP)
The European Space Agency (ESA) confirmed Wednesday its choice of the site for a historic unmanned landing next month on a comet in deep space. A fridge-sized s...
Zooming in on 67P Churyumov-Gerasimenko
Oct 14, 2014 (NASA)
The European Space Agency (ESA) has posted new and impressive images of the comet 67P/Churyumov-Gerasimenko on the Rosetta blog. The images were returned by ESA...
NASA Prepares its Science Fleet for Oct. 19 Mars Comet Encounter
Oct 11, 2014 (JPL)
NASA's extensive fleet of science assets, particularly those orbiting and roving Mars, have front row seats to image and study a once-in-a-lifetime comet flyby ...
UA Planetary Scientists, Japanese to Trade Hard-Rock Stories
Oct 10, 2014 (SPX)
In the fall of 2016, an Atlas-V rocket will pierce through the atmosphere and leave Earth's gravity behind. After the engine has burned up its fuel, the nose fa...
Lutetia's dark side hosts hidden crater
Oct 10, 2014 (ESA)
Grooves found on Lutetia, an asteroid encountered by ESA's Rosetta spacecraft, point to the existence of a large impact crater on the unseen side of the rocky w...
Living on the Edge: Rosetta's Lander Philae Is Set to Take the Plunge
Sep 30, 2014 (NASA)
This is a very exciting time for space science in general and for the Rosetta spacecraft in particular. A little more than a month after arriving at comet 7P/Ch...
Space agency sets Nov 12 date for comet landing
Sep 26, 2014 (AFP)
Europe's Rosetta spacecraft will attempt on November 12 to land a robot lab on a comet hurtling through deep space in a first for humankind, a statement said Fr...
Asteroid named for University of Utah makes public debut
Sep 24, 2014 (SPX)
What's rocky, about a mile wide, orbits between Mars and Jupiter and poses no threat to Earth? An asteroid named "Univofutah" after the University of Utah. Disc...
Dawn Operating Normally After Safe Mode Triggered
Sep 17, 2014 (JPL)
The Dawn spacecraft has resumed normal ion thrusting after the thrusting unexpectedly stopped and the spacecraft entered safe mode on September 11. That anomaly...
'J' marks the spot for Rosetta's lander
Sep 16, 2014 (ESA)
Rosetta's lander Philae will target Site J, an intriguing region on Comet 67P/Churyumov-Gerasimenko that offers unique scientific potential, with hints of activ...
'J' marks the spot for historic comet landing
Sep 15, 2014 (AFP)
The European Space Agency on Monday unveiled the spot on a comet in deep space where it will attempt a high-stakes landing in November, a first for humankind. T...
A Map of Rosetta's Comet
Sep 11, 2014 (SPX)
High-resolution images of comet 67P/Churyumov-Gerasimenko reveal a unique, multifaceted world. ESA's Rosetta spacecraft arrived at its destination about a month...
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