Earth may have won a cosmic chemistry lottery. Researchers found that during the planet’s earliest formation, oxygen had to be in an extremely narrow “Goldilocks zone” for two life-essential elements,

Dr. Marvel was, until recently, a research scientist at the NASA Goddard Institute for Space Studies. Artemis II’s journey around the moon, scheduled to conclude on Friday, has delivered stunning new images of our home world taken from space.

It only takes one close encounter with a lightning strike to get the full sense of its power. At around 1 gigaJoule of energy, a single electrical discharge during a thunderstorm is more than enough to rip apart a tree,

Our breakdown of 7 hidden science lessons in the stunning photo taken by an astronaut on the Artemis II mission.

Earth's core cannot be made just of iron — it also appears to contain carbon. And our research suggests it may contain a bit of oxygen and possibly silicon as well. When you purchase through links on our site, we may earn an affiliate commission.

Amid the cold silence of the main belt, a giant rock drifts through space. It has existed for billions of years unchanged, but today, it will be irrevocably broken. Another rocky object hurtles toward it, smashing the asteroid and sending a shower of ...

Despite problems during the unpiloted Artemis I reentry, the Artemis II crew is confident their heat shield will protect them during a fiery descent to Earth.