"Little red dot" galaxies discovered by the James Webb Space Telescope in the early cosmos appear to be ruled by supermassive black holes that are 1,000 times too massive.
The Indian Space Research Organization has completed its first Gaganyaan astronaut crew capsule, marking another milestone in the country's pursuit to develop homegrown technology for independent human spaceflight capabilities.
The Vera C. Rubin Observatory is set to detect millions of exploding vampire stellar remnants called "white dwarfs," shedding light on dark energy.
Earth was in Xenomorph-related trouble long before the Nostromo’s trip to LV-426. Here’s the latest teaser for ‘Alien: Earth’, the FX show coming this summer.
Boom Supersonic's XB-1 demonstrator craft could become the first commercial jet to break the sound barrier since Concorde after acing its 11th test and reaching 0.95 Mach at low altitudes.
C/2024 G3 (ATLAS) is one of the few comets on record that became bright enough to be visible in the daytime without optical aid like binoculars or a telescope.
Every day, about 48.5 tons of space rock hurtle towards Earth.
A U.S. military joint task force did some training recently off the Florida coast, preparing to help rescue astronauts from the ocean if need be.
Some remote regions will experience a partial solar eclipse on Sunday, Sept. 21, 2025. The best places to see it will be in Antarctica and New Zealand.
The skies may be full of invisible "boson stars" that could have a connection to dark matter.
