Space News & Blog Articles

How do the biggest telescopes on land measure up in size, construction and discoveries?

A black hole is burping out the remnants of a star it ripped apart and ate years ago in a type of tidal disruption event that is like nothing astronomers have ever seen.

The two most conspicuous star patterns whirling in their nightly course in the northern skies are the Big Dipper and the "W" of Cassiopeia the Queen.

During the late evening hours of Friday (Oct. 14), Mars will rendezvous with the moon in the night sky.

Scientists have uncovered a new mystery about Uranus' rings buried deep in data from NASA's iconic Voyager 2 mission.

A Falcon 9 rocket is scheduled to launch Eutelsat's Hotbird 13F communications satellite Friday (Oct. 14) during a 116-minute window that opens at 11:26 p.m. EDT (0326 GMT on Oct. 15).

Puerto Rico's iconic radio telescope, which collapsed in 2020, won't be rebuilt, although the site will see a new education center open next year.

China launched an environmental satellite into space Wednesday (Oct. 13) amid a surge of rocket activity.

The real-world mockup of the fictional "Darkstar" hypersonic jet seen in the opening sequence of the 2022 film "Top Gun: Maverick" is on display this weekend in Southern California.

NASA's iconic new observatory has spotted surprising compounds around supermassive black holes.

A suborbital rocket from Skyrora failed to reach space on Saturday (Oct. 8), but the company said the test launch was a milestone effort nonetheless.

The European Mars Express spacecraft took a stunning sequence of images capturing the Martian moon Deimos with Jupiter and its four main moons.

The Hubble Space Telescope observed the aftermath of astronomers' first-ever neutron star collision and measured how fast the jet produced traveled.

One of SpaceX's recent Falcon 9 missions delivered a treat for skywatchers when the launch created a jaw-dropping "jellyfish" in the sky.

A unique, helium-filled, sulfuric-acid resistant balloon called an aerobot successfully completed two test flights over the Nevada desert.

Pluto, officially a dwarf planet, has surprising complexity on its surface. While certainly a world, not everyone agrees it is a planet.

This NASA center for climate research and Earth observation manages several missions, like the James Webb Space Telescope and the Hubble Space Telescope.

Astronomers have discovered the heavy element barium in the atmospheres of two blisteringly hot gas giant planets outside the solar system.

Firefly Aerospace claims the recent launch of its Alpha rocket was a success, despite its three satellite payloads reentering the atmosphere just days later.

SpaceX and NASA called off plans for Crew-4 astronauts to undock their Dragon capsule and return to Earth on Thursday (Oct. 13) due to weather concerns.

Shallow lakes of salty liquid water throughout the crust of Jupiter's moon Europa could cause cryovolcanic eruptions and plumes of icy material to burst from its surface.