Data from Chandra and NuSTAR provide evidence for the existence of a structure known as a “pulsar wind nebula” at the center of the Supernova 1987A (SN…

Appearances can be deceiving. This thick, cloud-rich atmosphere rains sulphuric acid and below lie not oceans but a baked and barren lava-strewn surface. Welcome to Venus. The…

Model for the Earth’s core: Heidelberg researchers verify presence of solar noble gases in metal of an iron meteorite. High-precision noble gas analyses indicate that solar wind…

A low Earth orbit (LEO) is, as the name suggests, an orbit that is relatively close to Earth’s surface. It is normally at an altitude of less…

This animation shows an artist’s rendition of the cloudy structure revealed by a study of data from NASA’s Rossi X-Ray Timing Explorer satellite. Upending textbook explanations, astrophysicists…

The Moon is born. Earth’s natural satellite was formed from debris created by a collision between the young Earth and a protoplanet. During this process, the Moon…

Falling into a black hole is easily the worst way to die. Halloween is a time to be haunted by ghosts, goblins, and ghouls, but nothing in…

False-color image of impact recrystallized phosphate mineral in Chelyabinsk meteorite. A new way of dating collisions between asteroids and planetary bodies throughout our Solar System’s history could…

Is there a planet that could end life on Earth? Not that we know of. But computer simulations by a scientist at the University of California, Riverside…