Uranus and Neptune - the ice giants of the solar system - are distant worlds last visited by the Voyager 2 spacecraft in the late 1980s. But the Hubble Space Telescope is still keeping an eye on them and their dynamic atmospheres.
China's Chang'e 4 lander has produced fantastic, 1st-time surface views of the far side of the moon. Now a NASA orbiter has caught images of the landing site.
The European Space Agency has named its life-seeking ExoMars rover - due to launch in 2020 - for Rosalind Franklin, a British chemist who helped reveal the mysteries of DNA.
Some fun multimedia from NASA, including (free) Exoplanet Travel Bureau posters, cool 360-degree visualizations, and a journey into the life and death of planetary system.
The Andromeda galaxy is the nearest large spiral to our Milky Way. Astronomers have suspected for some time it will eventually collide with our Milky Way. Now - thanks to the Gaia satellite - they know more.