Chad Trujillo – Astronomy Now

18 October 2017

Latest News

[ 17 October 2017 ] Examining Mars’ moon Phobos in a different light News
[ 16 October 2017 ] Gravitational waves from colliding neutron stars usher in new era of astronomy News
[ 14 October 2017 ] Intense storms batter Saturn’s largest moon, scientists report News
[ 12 October 2017 ] VLBA measurement promises complete picture of the Milky Way News
[ 12 October 2017 ] Ring discovered around Haumea, an egg-shaped dwarf planet beyond Neptune News

Evidence for an impact event on main-belt asteroid Griseldis

13 November 2015 Astronomy Now

The main-belt asteroid (493) Griseldis, that lies between the orbits of Mars and Jupiter, was probably hit by another object last March. The results were reported on 12 November at the 47th Annual Meeting of the Division for Planetary Sciences of the American Astronomical Society near Washington, DC.

Newly discovered dwarf planet is solar system’s most distant object

12 November 2015 Astronomy Now

Astronomers have found a dwarf planet three times farther away from the Sun than Pluto, making it the most distant known object in the solar system. Designated V774104, the body is 500 to 1000 kilometres in diameter and is currently 15.4 billion kilometres, or 103 astronomical units (AU) from the Sun, but its exact orbit is yet to be determined.