A new type of space telescope could soar high above Earth's clouds to view the universe in a more environmentally-friendly and upgradable way than current technologies.
An amateur astronomer has discovered a previously unknown moon around Jupiter after poring over old telescope images, a major first.
The solar system is bathing in a sea of charged particles that emanate from the sun, and one research team spent 14 years chasing solar eclipses to learn more about this stellar spray.
The public feedback will help NASA conduct a thorough review of its programs, practices, and policies, according to agency officials.
The universe is populated with stars that live in pairs, and these systems could mean double trouble for scientists wanting to find Earth-like planets.
A big new sample of fast radio bursts is allowing scientists to ask big-picture questions about the cosmos.
Venus may still be geologically active today, which could mean that Earth's planetary sibling is a good place for scientists to learn about early Earth and faraway worlds.
In 2021 a "ring of fire" solar eclipse will appear in June, followed by a total solar eclipse in December.
A never-before-seen meteor shower will sprinkle tiny pieces of comet dust over Earth's southernmost regions later this year.
Astronauts aboard the International Space Station have had to devise some creative sleeping arrangements, because the orbiting lab is a little crowded right now.
Mars' ancient history is interesting to scientists because if the arid planet was once warm and wet, it may have been habitable to life.
The big day is nearly here for the team behind NASA's Mars helicopter Ingenuity, who've spent six years developing the first aircraft to fly on the Red Planet.
A spacecraft carrying pristine asteroid samples and 4,000 megabytes of data recently flew away from the space rock Bennu.
Meteor showers are the occasional reminder that the solar system is full of dirty and icy clumps, but you wouldn't describe them that way when you see them shining across the night sky.
A new set of videos from a unique astronomy-music project transformed spacecraft data into celestial sound baths.
NASA's Mars Perseverance mission is days away from landing on Jezero Crater, a place thought to once have been an ancient lake.
Mars may not be ready to escape the spotlight just yet, even after receiving its third Earthly mission this month.
On Feb. 9, the United Arab Emirates (UAE) Space Agency aims to successfully bring its first interplanetary mission into orbit around Mars.
Congress wants a report investigating the December collapse of the iconic radio telescope at Arecibo Observatory by late February.
This year saw a new age of sample-retrieval missions, protests against a telescope, an incredible visit from a dazzling comet and the ''great conjunction'' of Saturn and Jupiter.