On Tuesday evening, six planets will line up in the night's sky - Mars, Jupiter, Neptune, Saturn, Uranus and Venus. Best ...

In a groundbreaking discovery, scientists have found evidence of vast underground reservoirs of liquid water on Mars, hidden deep beneath the planet’s surface. This revelation comes from seismic data ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

Nitrospirota is an archaeal phylum that’s particularly common in the terrestrial subsurface. Some species of nitrospirota are ...

The two Martian hemispheres are so different that planetary scientists have spent decades arguing about the cause with little ...

It’s divided into sections with names like “Lunar Lunch” and “Extraterrestrial Dinner,” because why settle for boring old ...