IRON AND ICE

News About Asteroids And Comets

2,240 articles

Impressive Geminid meteors to peak December 13-14
Dec 12, 2017 (SPX)
Sky and Telescope magazine predicts that, if you are viewing under a clear, dark sky, you might see a Geminid meteor every minute or two, on average, from 10 p....
Rosetta details a comet's key ingredients
Dec 07, 2017 (SPX)
COSIMA is an instrument onboard the Rosetta spacecraft, which investigated comet 67P/Churyumov-Gerasimenko from August 2014 to September 2016. In their current ...
B612 Asteroid Institute provides valuable analysis to discovery of First Interstellar Object
Dec 06, 2017 (SPX)
Bryce Bolin, a senior researcher at the Asteroid Institute as well as a DIRAC Institute Fellow, was the lead author on the study measuring 1I/'Oumuamua shape an...
Metal asteroid Psyche is all set for an early visit from NASA
Dec 04, 2017 (SPX)
Not only has the launch has been brought forward one year to the summer of 2022, but NASA's scientists have also found a way to get to Psyche (pronounced SYKe-e...
Selected asteroids detected by GAIA between August 2014 And May 2016
Nov 30, 2017 (ESA)
This visualisation shows the detection by Gaia of more than 13 000 asteroids as the spacecraft (represented by the pale blue dot) scanned the sky between August...
NASA telescope studies quirky comet 45P
Nov 23, 2017 (SPX)
Like a doctor recording vital signs, the team measured the levels of nine gases released from the icy nucleus into the comet's thin atmosphere, or coma. Several...
First observed interstellar visitor dazzles scientists
Nov 21, 2017 (SPX)
Now, new data reveal the interstellar interloper to be a rocky, cigar-shaped object with a somewhat reddish hue. The asteroid, named 'Oumuamua by its discoverer...
ESO observations show first interstellar asteroid is like nothing seen before
Nov 21, 2017 (SPX)
The orbit calculations revealed beyond any doubt that this body did not originate from inside the Solar System, like all other asteroids or comets ever observed...
Russian Astronomers Show Big Asteroid Approaching the Earth
Nov 20, 2017 (Sputnik)
December 17, 2017 will see an interesting astronomic event in the form of object 3200 Phaethon approaching our planet. This is a fairly large asteroid nearly 5 ...
Site of asteroid impact changed the history of life
Nov 13, 2017 (SPX)
Soot is a strong, light-absorbing aerosol that caused global climate changes that triggered the mass extinction of dinosaurs, ammonites, and other animals, and ...
Dawn Explores Ceres' Interior Evolution
Nov 10, 2017 (JPL)
A recent study, published in Geophysical Research Letters, analyzed Ceres' surface features to reveal clues about the dwarf planet's interior evolution. Specifi...
Unlucky dinosaurs: Scientists say asteroid had 13 percent chance of triggering extinction
Nov 09, 2017 (UPI)
According to a new study published Thursday in the journal Scientific Reports, there was just a 13 percent chance such a collision would prove so catastrophic. ...
Return of the Comet: 96P Spotted by ESA, NASA Satellites
Nov 06, 2017 (SPX)
At the same time, comet 96P passed through a second NASA mission's view: STEREO - short for Solar and Terrestrial Relations Observatory - also watched the comet...
Astronomers Complete First International Asteroid Tracking Exercise
Nov 06, 2017 (JPL)
Planning for the so-called "TC4 Observation Campaign" started in April, under the sponsorship of NASA's Planetary Defense Coordination Office. The exercise comm...
Hubble Sees Nearby Asteroids Photobombing Distant Galaxies
Nov 03, 2017 (SPX)
These asteroids reside, on average, only about 160 million miles from Earth - right around the corner in astronomical terms. Yet they've horned their way into t...
Dinosaur-killing asteroid impact cooled Earth's climate more than previously thought
Nov 01, 2017 (SPX)
A new study makes a more refined estimate of how much sulfur and carbon dioxide gas were ejected into Earth's atmosphere from vaporized rocks immediately after ...
ROSINA Spectral Measurements Bring Comet's Chemistry to Life
Oct 31, 2017 (ESA)
The Rosetta mission ended in 2016 with the probe's dive into the comet, called Comet 67P/Churyumov-Gerasimenko. But its close-up studies of the comet continue t...
NASA Evaluates Use of a Coin-Sized Thermometer to Characterize Comets and Earthbound Asteroids
Oct 31, 2017 (SPX)
In two technology-development efforts, researchers at NASA's Goddard Space Flight Center in Greenbelt, Maryland, are baselining the use of a Goddard-designed in...
Rosetta finds comet plume powered from below
Oct 27, 2017 (ESA)
The plume was seen by ESA's Rosetta spacecraft on 3 July 2016, just a few months before the end of the mission and as Comet 67P/Churyumov-Gerasimenko was headin...
Dawn Finds Possible Ancient Ocean Remnants at Ceres
Oct 27, 2017 (JPL)
The Dawn team found that Ceres' crust is a mixture of ice, salts and hydrated materials that were subjected to past and possibly recent geologic activity, and t...
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