Life in Space

Starry sky with milky way over the sea

A Deep Sea Mission Could Reveal Knowledge Critical for Finding Alien Life

A new mission will explore the ocean depths to understand the Solar System.

The icy moon Ganymede creates a round shadow over Jupiter's cloud tops. NASA's Juno spacecraft took ...

What Lies Beneath the Ice of Jupiter's Moons? Two Missions Will Investigate

Jupiter's icy moons may soon reveal some of their secrets to Europe's JUICE and NASA's Europa Clipper spacecraft.

Carbonate rocks from northern China that were analyzed in the lab.

800 Million Years Ago, One Crucial Element Led to an Explosion in Complex Life

It could also help us search for life on distant planets.


Key Ingredients for Life Found in Sample Retrieved from Near-Earth Asteroid

We may owe a debt of gratitude to the primordial asteroids that visited Earth billions of years ago.

Spaceship flies near the amazing blue planet earth, view from the window. Travel and tourists in spa...

A Coolant Leak Stranded Three Astronauts in Space — and a New One has Appeared

Two months ago, a coolant leak left three spacefarers stranded aboard the orbiting laboratory.

Artist's impression of TOI-700 e, which is brown like Mars and has white streaks on the right side o...
Far, far away

Look: Scientists just discovered an Earth-sized planet that could host life

It’s not the only potentially habitable world in the TOI-700 system.

NASA’s Voyager 2 took this global color mosaic of Neptune’s largest moon, Triton, in 1989.

One unexpected Solar System moon could be key to finding alien life

It’s frigid and strange and orbits its home planet backward.

An astronaut holds a chip with human cells.
Out of this world

Beyond the ISS: A new wave of stations could redefine science in space

Extraterrestrial labs are getting a facelift.

NASA astronaut, Dr. Mark Watney played by Matt Damon, as he’s stranded on the Red Planet in ‘The Mar...

7 years later, the best film about humans on Mars ever still resonates

Before we send humans to Mars, we must consider all probabilities. The good, the bad, and the ugly.

Molecule inside Liquid Bubble, 3d illustration.

Scientists discover a potential new oxygen source on exoplanets — but it doesn’t guarantee aliens

Volcanoes may be involved.

UNSPECIFIED: In this concept illustration provided by NASA, NASA's Perseverance (Mars 2020) rover us...
Is There Life on Mars?

“Tantalizing” Mars rocks strengthen the idea the Red Planet once hosted life

News from Mars has NASA "whetting our appetite for what’s next."

Brightly-colored composite image of the center of the Milky Way galaxy, including the molecular clou...
RNA world

Essential molecules for life discovered near the center of the Milky Way — again

Scientists have found more of the ingredients for life as we know it in a gaseous cloud toward the center of the Milky Way.

Illustration of a rover and lander on Mars
Space Time

25 years ago, NASA landed its first rover on Mars — and catalyzed the search for life

Pathfinder brought the first rover to the Martian surface.

Seeing red

Behold! Curiosity discovers Martian rocks contain an essential ingredient of life

Mars may be more like some areas of Earth than we think.

Crab Nebula

The best defense for humans against radiation on Mars may be a rustic mix of ice and dirt — study

Radiation may be the biggest threat to humans living on another planet.


Human settlements on the Moon will depend on answering two fundamental questions

“We need to get our brains wrapped around the potential damage we’re facing.”