Here’s a 1024×768 resolution wallpaper of the amazing first photograph of Mars taken by the European Space Agency’s Mars Express spacecraft. The stereoscopic image was taken on January 14, 2004 by Mars Express when it was 275 kilometres above the Valles Marineris – a 1700 km long by 65 km wide canyon that runs across the surface of Mars.
Like a performer preparing for their big finale, a distant star is shedding its outer…
For a little over a month now, the Earth has been joined by a new…
Despite decades of study, black holes are still one of the most puzzling objects in…
74 million kilometres is a huge distance from which to observe something. But 74 million…
Astronomers have only been aware of fast radio bursts for about two decades. These are…
How do you weigh one of the largest objects in the entire universe? Very carefully,…