IRON AND ICE

News About Asteroids And Comets

2,240 articles

Debris from NASA's DART Mission Could Potentially Reach Earth and Mars
Sep 11, 2024 (SPX)
On September 26, 2022, NASA's DART spacecraft, weighing approximately half a ton, collided with the 151-meter-wide Dimorphos asteroid at a speed of 6.1 km/s. Th...
Gigantic asteroid impact shifted the axis of Solar System's biggest moon
Sep 05, 2024 (SPX)
Ganymede, the Solar System's largest moon, is even bigger than Mercury and is notable for its subsurface liquid water oceans beneath a thick icy crust. Similar ...
Small asteroid creates 'spectacular fireball' while burning up over Philippines
Sep 04, 2024 (UPI)
It did not cause any harm to humans or infrastructure. The European Space Agency discovered the small asteroid early Wednesday and said it would enter the atmos...
Hera Asteroid Mission Departs ESA Test Centre for Final Launch Preparations
Sep 03, 2024 (SPX)
Scheduled for lift-off this October, Hera will embark on a two-year journey through space to rendezvous with the Didymos binary asteroid system. The mission's p...
NASA Advances Work on NEO Surveyor Asteroid-Hunting Spacecraft
Aug 30, 2024 (SPX)
Scheduled for launch in late 2027, NEO Surveyor will be stationed a million miles away at the L1 Lagrange point between Earth and the Sun. Its position, along w...
NASA's DART impact alters Dimorphos' shape and orbit significantly
Aug 26, 2024 (SPX)
"For the most part, our original pre-impact predictions about how DART would change the way Didymos and its moon move in space were correct," said Derek Richard...
Meteor shower characteristics linked to early comet formation conditions
Aug 26, 2024 (SPX)
"The meteoroids we see as meteors in the night sky are the size of small pebbles," stated lead author and SETI Institute and NASA Ames meteor astronomer Peter J...
NASA and JAXA exchange asteroid samples
Aug 26, 2024 (SPX)
This exchange follows the November 2021 event when JAXA provided NASA with a sample from asteroid Ryugu, retrieved by the Hayabusa2 spacecraft. This collaborati...
Scientists trace dinosaur-extinction asteroid to outer solar system
Aug 23, 2024 (SPX)
The Cretaceous-Paleogene mass extinction, which eradicated approximately 70 percent of Earth's species, is widely attributed to the impact of a large asteroid, ...
Asteroid That Wiped Out Dinosaurs Came from Beyond Jupiter
Aug 16, 2024 (SPX)
The Earth has experienced several mass extinction events, with the most recent occurring 66 million years ago at the Cretaceous-Paleogene (K-Pg) boundary. This ...
Evidence of Hydration Found on Asteroid Psyche by SwRI-Led Team
Aug 14, 2024 (SPX)
Psyche, which spans approximately 140 miles in diameter, is among the largest objects in the main asteroid belt. Prior studies have indicated that Psyche is den...
Prepare for the Perseids and a pretty planetary pairing
Aug 10, 2024 (SPX)
The Perseid meteor shower, a celestial event eagerly awaited by millions of skywatchers around the world, is about to make its annual return to the night sky. T...
NASA near-Earth defense telescope retired after more than a decade
Aug 09, 2024 (UPI)
The space agency sent the final command to the NEOWISE craft Thursday from its Jet Propulsion Laboratory (JPL) in Southern California, ending its so-called plan...
NASA Concludes NEOWISE Mission After Over a Decade of Asteroid Monitoring
Aug 09, 2024 (SPX)
The final shutdown command was issued from NASA's Jet Propulsion Laboratory (JPL) in Southern California, with mission team members and NASA officials present. ...
Gaia Telescope Uncovers Hundreds of Potential Asteroid Moons
Aug 09, 2024 (SPX)
Gaia has previously examined asteroids known to possess moons, termed 'binary asteroids,' and confirmed the presence of these tiny satellites using its highly a...
Good viewing conditions expected for peak of this week's Perseid meteor shower
Aug 08, 2024 (UPI)
Commonly known as the "Perseids," the Perseid meteor shower is expected to peak Sunday night and before dawn the next morning on Monday, and is seen annually ev...
Hera mission sparks new discoveries about target asteroids
Aug 01, 2024 (SPX)
On September 26, 2022, NASA's Double Asteroid Redirect Test (DART) spacecraft impacted Dimorphos at 6.1 km/s. This first test of the kinetic impact method succe...
DART reveals insights on binary asteroid system
Jul 31, 2024 (SPX)
The mission targeted a binary asteroid system consisting of Didymos and its moonlet, Dimorphos. DART's primary aim was to impact Dimorphos to test the kinetic i...
A bird? A plane? Meteor grazes skies above New York City: NASA
Jul 17, 2024 (AFP)
But on Tuesday an actual meteor shot over the city's iconic Statue of Liberty before disintegrating high above Manhattan, NASA's Meteor Watch said in a post on ...
ESA prepares for close encounter with Asteroid Apophis in 2029
Jul 17, 2024 (SPX)
Today, ESA's Space Safety programme takes a significant step towards answering this question. The programme has been authorized to begin preliminary work on its...
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