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Knowing that technology would advance in the future, NASA put some moon rock samples into storage without opening them. Now, they have.

For many, it was just a successful launch like any other. But for scientists around the globe, it was a victory few dared to imagine.

Spin, spin, spin — fire! The startup’s radical system could make satellite launches cheaper and cleaner.

1.9 billion years ago, a star’s explosive death created a black hole. Its light just arrived at Earth. But did it set a cosmic record?

Until recently, we were only able to view Venus’s surface with radar or by landing on the planet. It was believed that Venus’s surface was entirely obscured by clouds; NASA’s Parker Solar Probe proved otherwise.

How can you “touch the Sun” if you’ve always been inside the solar corona, yet will never reach the Sun’s photosphere?

With JWST, Chandra, and gravitational lensing combined, evidence has emerged for the earliest black hole ever. And wow, is it a surprise!

Somewhere out there in the Universe is the heaviest neutron star, and elsewhere lies the lightest black hole. Where’s the line between them?

The first human that isn’t an Earthling could be in our lifetime.

Dinosaurs and other beasts were once thought to be the “undisputed masters” of Venus.

Only nine weeks later, the Wright Brothers achieved manned flight. The pathologically cynical always will find a reason to complain.

Data from NASA, ESA, and Roscosmos suggest that long durations in space cause changes in the brain, some of which are linked to vision problems.

With launch, deployment, calibration, and science operations about to commence, here are 10 facts that are absolutely true.

Recasting the iconic Carrington Event as just one of many superstorms in Earth’s past, scientists reveal the potential for even more massive eruptions from the sun.

Since 1962, humanity has been sending messages into space with the intent to make contact with intelligent extraterrestrials. Are those efforts worth the risks?

Organic molecules can be produced by living or non-living systems. But the recent findings are very intriguing.

2022 was another busy year in the realm of science, with groundbreaking stories spanning space, materials, medicine, and technology.

Not too hot, not too cold…

From exoplanets to supermassive black holes to the first stars and galaxies, Webb will show us the Universe as we’ve never seen it before.

Whether NASA likes it or not, humans eventually will be having space sex.

It’s a radical but plausible idea.

A next-generation instrument on a delayed rover may be the key to answering the question of life on Mars.

Google co-founder Sergey Brin’s airship startup hits a major milestone.

Venus Life Finder could launch as early as 2023.

A history of othering, experimentation, and mystery.

Most potentially hazardous asteroids remain unidentified. NEO surveyor could change that, but only if it’s funded, and soon.

Freethink’s weekly countdown of the biggest space news, featuring Starship’s second test flight, a new “dark mysteries” telescope, and more.

It could cut the time needed to reach Mars in half.

There’s a limit to how large planets can be, and it’s only about double the radius of Jupiter. At least, so far.

Astronomer Adam Frank asks: With so many extraordinary claims, why can’t anybody produce the proof?