What drives us to send probes throughout the solar system and rovers and landers to Mars? It's not cheap, and it's not easy.

Not that it was a competition, but Saturn surpassed Jupiter in known moons a few years ago. Now the giant planet may never ...

A distant exoplanet discovered, named Enaiposha, is unlike anything found in our own solar system, similar to a "super-Venus" ...

NASA research is revealing there's more to flowers than meets the human eye. A recent analysis of wildflowers in California ...

Saturn, too tiny to make out, lies at the center of a swarm of 274 moons shown her at their correct relative distances from the planet. The blue and red arcs represent the moons' orbits.

An international team of researchers has discovered a super-Earth that will allow astronomers to test new hypotheses in the quest for life in the Universe. The habitable zone around the star HD 20794 ...

Aurora-chasing season has arrived with the spring equinox, a time when space weather experts say we are more likely to see the dancing technicolor lights known as the aurora borealis or Northern ...

Recently the asteroid 2024 YR4, which is expected to pass Earth in 2032, was calculated to have a 1 in 83 chance of striking our planet. Then a week passed and suddenly there was a new headline ...

On balconies and in backyards, Wi-Fi–enabled telescopes are connecting astronomy enthusiasts across six continents.

Satellites come in all shapes and sizes, but there aren't any that look quite like SPHEREx, an infrared observatory NASA ...

NASA is tracking a bus-sized asteroid that will be zooming past the Earth today at a speed of nearly 28,028 miles per hour.

For over a decade, a star system on the verge of unleashing a deadly gamma ray burst appeared to have its guns trained on ...