The Mars Sample Return effort was billions of dollars over budget and not expected to return to Earth with its samples until 2040.

New models reveal Pluto and Charon may have spent some of their early history locked together in an embrace after a grazing collision.

NASA astronaut Don Pettit shared jaw-dropping footage of an undulating green aurora as seen during a flyover from the International Space Station.

NASA is pitching a cheaper and quicker way of getting rocks and soil back from Mars. Administrator Bill Nelson presented two options on Tuesday, less than two weeks before stepping ...

The Northern Lights are one of the most mesmerizing natural phenomena on Earth, but seeing them from space offers an entirely ...

The Mars Sample Return mission has been ranked as the highest priority by planetary scientists, who hope to find signs of ...

NASA astronaut Don Pettit has shared his incredible view of the Northern Lights from the International Space Station, as ...

The first full moon of 2025 is nearly here. Dubbed the "wolf moon" for its connection to wolves calling on those long January nights, this month's other astronomical events will give skywatchers ...

In our solar system, Earth is one of only three worlds that sees temperatures above 32 degrees Fahrenheit, while other ...

A NASA astronaut has released stunning footage of an aurora taken while the space station flew directly above it.

SpaceX on Monday launched a Falcon 9 rocket with its first Starlink mission of the new year, sending 24 satellites to ...

A rare four-planet conjunction will be visible most of this month as Venus, Jupiter, Saturn, and Mars light up the sky.