comet

Comets, not asteroids, pose the real danger to Earth from space

Posted in Science on 26th Dec, 2015
by Alex Muller

The threat comes in the form of giant comets known as centaurs, are up to 100 km large and more massive than all of the near-Earth asteroids discovered thus far combined.

Oxygen, Methane, and Water Ice on Comet 67P Have Learnings for Early Earth Life

Posted in Science on 21st Nov, 2015
by Alex Muller

Molecular O2 is an important bio-signature, along with the presence of water and methane, both of which are present on the comet.

Mass extinctions linked to comet and asteroid showers

Posted in Science on 24th Oct, 2015
by Alex Muller

Mass extinctions occurring over the past 260 million years were likely caused by comet and asteroid showers.

Planetoid a billion miles beyond Pluto selected as New Horizons' next destination

Posted in Science on 30th Aug, 2015
by Alex Muller

NASA has selected the next potential destination for the unmanned spacecraft, a planetoid called 2014 MU69.

Comet impacts may have cooked up a 'soup of life'

Posted in Science on 20th Aug, 2015
by Alex Muller

New results show how collisions between comets and planets can make molecules that are the essential building blocks of life.