Author: Astronomy Staff

Science

Ask Astro web extra: Can an observer on Mars see Earth transit the Sun?

Science

When will the New Horizons spacecraft overtake Voyager 1 as the most distant human-created object in space?

Science

How do you draw the line between a large globular cluster and a dwarf spherical galaxy?

Science, Solar System

Comet dust reveals unexpected mixing of solar system

Galaxies, Science

Massive, dim galaxy perplexes scientists

Exoplanets, Science

Instrument hints at the presence of planets in gas disks

Science, Solar System

Ancient channels discovered on Mars

Science, Solar System

How windy is it on Venus? Venus Express answers

Galaxies, Science

Galaxy silhouettes

Science, Solar System

Immigrant Sun

Robotic Spaceflight, Space Exploration

New Mars mission to probe planet’s climate history

Cosmology, Milky Way, Science

Supercomputer predicts disk of ‘dark matter’ in Milky Way Galaxy