IRON AND ICE

News About Asteroids And Comets

2,240 articles

NASA's Near-Earth Asteroid CubeSat Goes Full Sail
Sep 27, 2017 (SPX)
NEA Scout is a six-unit CubeSat that relies on an innovative solar sail for propulsion. It is one of 13 secondary science payloads NASA selected to fly on the i...
Dino-killing asteroid's impact on bird evolution
Sep 25, 2017 (SPX)
Cornell University Ph.D. candidate Jacob Berv and University of Bath Prize Fellow Daniel Field suggest that the meteor-induced mass extinction (a.k.a. the K-Pg ...
NASA'S OSIRIS-REx executes slingshot around Earth
Sep 22, 2017 (UPI)
On Friday, OSIRIS-REx swung past the South Pole at an altitude of 10,711 miles. During the flyby, Earth's gravity offered the probe's speed a boost of 8,451 mph...
First space mining transaction in 10 years
Sep 22, 2017 (XNA)
With some of the sharpest minds on hand to represent the world's leading institutions including NASA, the European Space Agency and the Hague Space Resources Go...
Nanosat Fleet Proposed for Voyage to 300 Asteroids
Sep 22, 2017 (SPX)
The Asteroid Touring Nanosat Fleet concept comprises 50 spacecraft propelled by innovative electric solar wind sails (E-sails) and equipped with instruments to ...
Hubble discovers a unique type of object in the Solar System
Sep 21, 2017 (SPX)
In September 2016, just before the asteroid 288P made its closest approach to the Sun, it was close enough to Earth to allow astronomers a detailed look at it u...
Europe urged to reconsider pullout from 'Armageddon' asteroid mission
Sep 20, 2017 (AFP)
Dubbed AIDA (Asteroid Impact & Deflection Assessment), the test mission is crucial if we are to develop the capacity to protect our planet from incoming project...
Ancient meteorite impact triggered highest surface temperature in Earth's history
Sep 20, 2017 (UPI)
The impact site, Mistastin Lake crater in Labrador Canada, stretches more than 17 miles across. The significant depression was created when a large meteor struc...
What we need to know to mine an asteroid
Sep 20, 2017 (SPX)
Last year, dozens of the world's leading asteroid scientists and asteroid mining entrepreneurs came together in Luxembourg to discuss key questions and identify...
NASA-funded research at USC provides evidence of ground-ice on asteroids
Sep 14, 2017 (SPX)
The study, conducted at USC Viterbi in the Ming Hsieh Department of Electrical Engineering by research scientist Essam Heggy and graduate student Elizabeth Palm...
Sling-shot show for NASA spacecraft over Australia
Sep 11, 2017 (SPX)
OSIRIS-REx is on an extraordinary journey to bring back to Earth a sample from the surface of the carbonaceous asteroid Bennu that could potentially record the ...
Radar Reveals Two Moons Orbiting Asteroid Florence
Sep 07, 2017 (JPL)
Florence is only the third triple asteroid known in the near-Earth population out of more than 16,400 that have been discovered to date. All three near-Earth as...
NASA's Asteroid-Bound Spacecraft to Slingshot Past Earth
Sep 04, 2017 (SPX)
OSIRIS-REx is undertaking a challenging mission to visit the near-Earth asteroid, survey the surface, collect samples and deliver them safely back to Earth. Thi...
Close encounters of the stellar kind
Sep 01, 2017 (ESA)
As the Solar System moves through the Galaxy, and as other stars move on their own paths, close encounters are inevitable - though 'close' still means many tril...
Backyard Observers Ready to View Asteroid's Close Flyby
Aug 31, 2017 (SPX)
Florence will not pose any danger to Earth, but all this week the asteroid will appear as bright as a 9th-magnitude star. "Despite some interference from moonli...
House-Sized Near-Earth Objects Rarer Than We Thought
Aug 31, 2017 (SPX)
Near-Earth objects (NEOs) are asteroids or comets whose orbits bring them close to Earth's orbit. Their close approach makes them a potential Earth-impact hazar...
Largest asteroid in a century to whiz by Sept 1
Aug 30, 2017 (AFP)
The asteroid was discovered in 1981, and is named Florence after the famed 19th century founder of modern nursing, Florence Nightingale. "Florence is the larges...
NASA's asteroid sample return mission successfully adjusts course
Aug 28, 2017 (SPX)
This trajectory correction maneuver was the first to use the spacecraft's Attitude Control System, or ACS, thrusters in a turn-burn-turn sequence. In this type ...
Phoenicid meteor shower from dead comet arises again after 58 years
Aug 28, 2017 (SPX)
Two Japanese teams have found an answer to these questions by linking the Phoenicid meteor shower to a vanished celestial body, Comet Blanpain. This comet appea...
Dino-killing asteroid could have thrust Earth into 2 years of darkness
Aug 22, 2017 (SPX)
These new details about how the climate could have dramatically changed following the impact of a 10-kilometer-wide asteroid will be published Aug. 21 in the Pr...
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