Chad Trujillo – Astronomy Now

5 October 2024

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[ 30 April 2024 ] JWST captures zooms in on the ‘mane’ of the iconic Horsehead Nebula News
[ 25 April 2024 ] NASA’s Voyager 1 probe calls home after five months News
[ 22 February 2024 ] Commercial lunar lander returns America to the Moon News
[ 7 November 2023 ] First colour images from Euclid space telescope get rave reviews News
[ 11 September 2023 ] The Great Square of Pegasus: heralding autumn 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.