IRON AND ICE

News About Asteroids And Comets

2,240 articles

NASA identifies three potential asteroids for capture
Sep 12, 2013 (AFP)
The US space agency has narrowed its hunt for an asteroid to capture to three, NASA said Wednesday. The asteroids fit the requirements of being between seven to...
Large near-Earth object, long thought an asteroid, is comet
Sep 10, 2013 (UPI)
A large near-Earth object that for 30 years has been assumed to be an asteroid is, in fact, a comet, an international team, including U.S. researchers, says. Kn...
Changes in Comet Rotation May be Predicted With Greater Accuracy
Sep 10, 2013 (SPX)
Planetary Science Institute researchers have discovered a way to predict the changes in the rotational states of comets that could help scientists learn more ab...
Comet-hunting spacecraft still mute despite attempts to awaken it
Sep 10, 2013 (UPI)
Ground controllers in California say they've been unable to communicate with NASA's long-lived Deep Impact spacecraft, last heard from in August. Deep Impact mi...
NASA Spacecraft Reactivated to Hunt for Asteroids
Sep 09, 2013 (SPX)
A NASA spacecraft that discovered and characterized tens of thousands of asteroids throughout the solar system before being placed in hibernation will return to...
Prehistoric climate change due to cosmic crash in Canada
Sep 05, 2013 (SPX)
For the first time, a dramatic global climate shift has been linked to the impact in Quebec of an asteroid or comet, Dartmouth researchers and their colleagues ...
Asteroid named after sci-fi's Alejandro Jodorowsky
Sep 03, 2013 (AFP)
A large asteroid has been named after Alejandro Jodorowsky, the cult Franco-Chilean film-maker and science-fiction comics writer who later became a spiritual gu...
'Trojan' asteroids in far reaches of solar system more common than previously thought
Sep 03, 2013 (SPX)
BC astronomers have discovered the first Trojan asteroid sharing the orbit of Uranus, and believe 2011 QF99 is part of a larger-than-expected population of tran...
Comet ISON to fly by Mars
Aug 26, 2013 (SPX)
Around the world, astronomers are buzzing with anticipation over the approach of Comet ISON. On Thanksgiving Day 2013, the icy visitor from the outer solar syst...
Ball Aerospace-built WISE Spacecraft Roused from Sleep to Resume Asteroid Hunting Mission
Aug 26, 2013 (SPX)
The Ball Aerospace and Technologies Wide-field Infrared Survey Explorer (WISE) spacecraft will emerge from its two-year hibernation next month to resume its nea...
NASA Releases New Imagery of Asteroid Mission
Aug 23, 2013 (SPX)
NASA released Thursday new photos and video animations depicting the agency's planned mission to find, capture, redirect, and study a near-Earth asteroid. The i...
High-speed tests demonstrate space penetrator concept
Aug 21, 2013 (ESA)
Tests are being carried out under a technology development programme for planetary penetrators to assess the feasibility of delivering instrument packages to th...
Sleeping spacecraft to be awakened for new asteroid hunts
Aug 21, 2013 (UPI)
NASA says an asteroid-hunting spacecraft will emerge from a scheduled "hibernation" and return to service to look for potentially hazardous near-Earth objects. ...
Radar Images of Asteroid 2005 WK4
Aug 20, 2013 (JPL)
A collage of radar images of near-Earth asteroid 2005 WK4 was generated by NASA scientists using the 230-foot (70-meter) Deep Space Network antenna at Goldstone...
Researchers identify 12 'easy' candidates for asteroid mining
Aug 13, 2013 (UPI)
Researchers in Scotland say they have identified 12 easily retrievable asteroids that could be moved close enough to Earth for them to be mined. Among the popul...
New NASA Mission to Help Us Learn How to Mine Asteroids
Aug 12, 2013 (SPX)
Over the last hundred years, the human population has exploded from about 1.5 billion to more than seven billion, driving an ever-increasing demand for resource...
'Lazarus comets' explain Solar System mystery
Aug 04, 2013 (AFP)
Astronomers on Friday said a vast cemetery of comets lies in the asteroid belt between Mars and Jupiter, some revived by a nudge from the Sun after millions of ...
Astronomers say 'Lazarus' comets in cosmic graveyard come back to life
Aug 02, 2013 (UPI)
Astronomers in Colombia say they've observed a comet graveyard where some, inactive for millions of years, can return to life as "Lazarus comets." In the last d...
Dawn's Arrays Keep It Powering Along
Aug 01, 2013 (JPL)
Powering its way through the main asteroid belt between Mars and Jupiter, Dawn continues on course and on schedule for its 2015 appointment with dwarf planet Ce...
NASA Completes First Internal Review of Concepts for Asteroid Redirect Mission
Aug 01, 2013 (SPX)
NASA has completed the first step toward a mission to find and capture a near-Earth asteroid, redirect it to a stable lunar orbit and send humans to study it. I...
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