IRON AND ICE

News About Asteroids And Comets

2,240 articles

Asteroids Bennu and Ryugu may have formed directly from collision in space
Jun 02, 2020 (SPX)
Bennu, the target asteroid for the OSIRIS-REx mission, and Ryugu, the target of the Japan Aerospace Exploration Agency's Hayabusa2 asteroid sample return missio...
The asteroids Ryugu and Bennu were formed by the destruction of a large asteroid
May 28, 2020 (SPX)
Numerical simulations of large asteroid disruptions, such as those that take place in the asteroid belt between Mars and Jupiter, show that during such events, ...
Dinosaur-dooming asteroid struck earth at 'deadliest possible' angle
May 27, 2020 (SPX)
Such a strike likely unleashed billions of tonnes of sulphur, blocking the sun and triggering the nuclear winter that killed the dinosaurs and 75 per cent of li...
OSIRIS-REx Asteroid Sample Collection Set for October 20th
May 25, 2020 (SPX)
The mission team successfully completed a first rehearsal last month, and on Tuesday, NASA approved a second rehearsal date of Aug. 11 and the Touch-and-Go, or ...
UH ATLAS telescope discovers first-of-its-kind asteroid
May 22, 2020 (SPX)
Now, the University of Hawaii's Asteroid Terrestrial-impact Last Alert System (ATLAS) has discovered the first known Jupiter Trojan asteroid to have sprouted a ...
OSIRIS-REx ready for touchdown on Asteroid Bennu for sample collection
May 21, 2020 (SPX)
"The OSIRIS-REx mission has been demonstrating the very essence of exploration by persevering through unexpected challenges," said Thomas Zurbuchen, NASA's asso...
Why ESA and NASA's SOHO Spacecraft Spots So Many Comets
May 20, 2020 (SPX)
Though the SOHO team anticipated the spacecraft would discover some new comets, they never expected to find nearly 4,000 of them. The huge number of SOHO-discov...
Aerojet Rocketdyne delivers DART spacecraft propulsion systems ahead of 2021 asteroid impact mission
May 20, 2020 (SPX)
Propelled by Aerojet Rocketdyne propulsion, the DART spacecraft will be the first demonstration of a kinetic impactor: a spacecraft deliberately targeted to str...
The discovery of Comet SWAN by solar-watcher SOHO
May 14, 2020 (ESA)
Amateur astronomer Michael Mattiazzo from Australia spotted this icy visitor from the outer Solar System while inspecting images that had been posted online fro...
NASA DART mission may cause first ever human-induced meteor shower
May 14, 2020 (Sputnik)
According to a report by the New York Times, the 1,100-pound DART spacecraft, which is expected to be launched in 2021, will target Didymos, two asteroids that ...
Hayabusa2 reveals more secrets from Ryugu
May 12, 2020 (SPX)
When our solar system formed around 5 billion years ago, most of the material it formed from became the sun, and a fraction of a percent became the planets and ...
Hayabusa2's touchdown on Ryugu reveals its surface in stunning detail
May 08, 2020 (SPX)
The detailed new observations of Ryugu's surface during the touchdown operations help scientists understand the age and geologic history of the asteroid, sugges...
Last Supermoon of 2020 will wash out asteroid showers
May 04, 2020 (UPI)
The Flower Moon, named after blooming May flowers, reaches its closest point to Earth's orbit at 6:45 a.m. EDT Thursday, but will be best viewed Wednesday eveni...
Asteroid grazes path of satellites in geostationary ring
May 01, 2020 (ESA)
After the initial discovery, observers around the world rapidly set their eyes on the 'new' space rock, determining it would safely pass our planet in one of th...
Asteroid 1998 OR2 to Safely Fly Past Earth This Week
Apr 29, 2020 (JPL)
The asteroid, called 1998 OR2, will make its closest approach at 5:55 a.m. EDT (2:55 a.m. PDT). While this is known as a "close approach" by astronomers, it's s...
Hubble watches Comet ATLAS disintegrate into more than two dozen pieces
Apr 29, 2020 (SPX)
Hubble identified about 30 fragments on April 20, and 25 pieces on April 23. They are all enveloped in a sunlight-swept tail of cometary dust. "Their appearance...
NASA's Swift mission tallied water from interstellar Comet Borisov
Apr 28, 2020 (SPX)
"Borisov doesn't fit neatly into any class of solar system comets, but it also doesn't stand out exceptionally from them," said Zexi Xing, a graduate student at...
Asteroid visiting Earth's neighborhood brings its own face mask
Apr 24, 2020 (SPX)
"The small-scale topographic features such as hills and ridges on one end of asteroid 1998 OR2 are fascinating scientifically," says Anne Virkki, head of Planet...
Population of Interstellar Asteroids Found Hiding in Plain Sight
Apr 24, 2020 (SPX)
The first interstellar visitor, the asteroid known as 'Oumuamua, hit the headlines in 2017, however it was just passing through. The newly-identified asteroids ...
2016 Arizona meteorite fall points researchers to source of ll chondrites
Apr 23, 2020 (SPX)
"LL chondrites are fairly common meteorites with low-oxidized and low metallic (LL) iron content," said Peter Jenniskens, the lead author and meteor astronomer ...
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