IRON AND ICE

News About Asteroids And Comets

2,240 articles

NASA's mission to Jupiter's trojans given the green light for development
Oct 31, 2018 (SPX)
The confirmation review, formally known as "Key Decision Point C," authorized continuation of the project into the development phase and set its cost and schedu...
OSIRIS-REx executes third asteroid approach maneuver
Oct 30, 2018 (SPX)
Due to constraints that science instruments not be pointed too closely to the Sun, this maneuver was designed as two separate burns of approximately 5.8 mph (2....
FEFU astrophysicists studied asteroid 3200 Phaeton
Oct 30, 2018 (SPX)
The article reporting the results of the observational campaign have been submitted to the scientific journal Astronomy and Astrophysics, where it successfully ...
Auction house made false claims about the Moon Puzzle it sold
Oct 29, 2018 (SPX)
A group of scientists and meteorite experts called the false claims that RR Auction's "Moon Puzzle" was "One of the most important meteorites available for acqu...
Hayabusa2 team prepares for asteroid sample collection
Oct 26, 2018 (SPX)
Two members of the Planetary Science Institute's (PSI's) science staff are on the Hayabusa2 science team as part of NASA's Participating Scientist program, a co...
Earth's Dust Cloud Satellites Confirmed
Oct 26, 2018 (SPX)
The clouds, first reported by and named for Polish astronomer Kazimierz Kordylewski in 1961, are exceptionally faint, so their existence is controversial. The n...
The formation of large meteorite craters is unraveled
Oct 26, 2018 (SPX)
Like Prof. Dr. Ulrich Riller of the Institute of Geology of the University of Hamburg and co-workers report in "Nature", the hitherto mysterious formation of th...
Research reveals secret shared by comets and sand crabs
Oct 26, 2018 (SPX)
Another factor must be at work. Perhaps the size of sand crab burrows is determined by the mechanical constraint of the substrate: wet sand. This simple idea is...
Crater that killed the dinosaurs reveals how broken rocks can flow like liquid
Oct 25, 2018 (SPX)
Chicxulub, which lies underneath the Yucatan Peninsula of Mexico, is the best-preserved large impact crater on Earth, although it's buried underneath a half mil...
Rare blue asteroid-comet reveals itself during fly-by
Oct 24, 2018 (SPX)
The research team's results will be presented during a press conference on Oct. 23 at the 50th annual meeting of the American Astronomical Society's Division fo...
Weighing asteroids and planets using pulsars
Oct 24, 2018 (SPX)
The results are presented online as refereed publication in the "Monthly Notices of the Royal Astronomical Society". Solar system bodies can be weighed based on...
NASA's OSIRIS-REx executes second asteroid approach maneuver
Oct 22, 2018 (SPX)
Likewise, the spacecraft's approach speed dropped from nearly 7,580 miles (12,200 km) to 280 miles (450 km) per day. The mission team will continue to examine t...
FEFU astrophysicist contributed into international-team efforts on study Comet 29P
Oct 22, 2018 (SPX)
The observation of Comet 29P - the so-called Centaur object - was carried out in the course of the Comet activity when the brightness of the celestial body incr...
Debris from Halley's Comet to spark Orionid meteor shower this weekend
Oct 22, 2018 (SPX)
The Orionids will peak on Sunday night and into early Monday morning, but stargazers should also be able to see some meteors on both Friday night and Saturday n...
Asteroid named after university of China's science academy
Oct 19, 2018 (XNA)
Asteroid Guokeda (University of Chinese Academy of Sciences), coded 189018, was discovered on Oct. 14, 1998 by astronomers with the Beijing Schmidt CCD Asteroid...
The Asteroids are Coming
Oct 17, 2018 (SPX)
Some, like comets, are less worrisome since they are composed primarily of ice and small, rocky particles that dissipate upon entering Earth's atmosphere. Other...
Saft batteries power MASCOT on Asteroid Ryugu
Oct 17, 2018 (SPX)
After MASCOT disconnected from the Hayabusa 2 craft, the battery system powered four scientific instruments as well as the on-board computer, navigation sensors...
MASCOT's zigzag course across the dust-free Asteroid Ryugu
Oct 15, 2018 (SPX)
Some 17 hours of scientific exploration followed this first 'stroll' on the almost 900-metre diameter asteroid. The lander was commanded and controlled from the...
Japan delays touchdown of Hayabusa2 probe on asteroid: official
Oct 11, 2018 (AFP)
The Japan Aerospace Exploration Agency (JAXA) told reporters the Hayabusa2 probe is now expected to touch down on the Ryugu asteroid in "late January" at the ea...
The threat of Centaurs for the Earth
Oct 10, 2018 (SPX)
These researchers have estimated the number of close encounters and impacts with the terrestrial planets after the so-called Late Heavy Bombardment (about 3.8 b...
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