The gravitational waves would be weak, but potentially detectable by the next joint observing run of the world's gravitational-wave detectors.
A stunning new view of the Tarantula Nebula captures turbulent clouds of gas and dust swirling between young stars.
Humanity faces greater existential threats than it did during the Cold War, according to the Bulletin of Atomic Scientists
A huge filament of solar plasma has broken off the sun's surface and is circling its north pole like a vortex of powerful winds, but scientists have no clue what caused it.
A Hubble Space Telescope image shows the scattered and chaotic population of stars in a globular cluster located 31,000 light-years from Earth.
NASA has redirected the private Peregrine moon lander to a new touchdown site to increase science returns ahead of crewed Artemis missions.
Jupiter now boasts the largest number of moons orbiting it after scientists discovered another 12 moons, bringing the behemoth's total up to 92.
Using the Hubble Space Telescope astronomers have measured the mass of a lone white dwarf star, LAWD 37, the kind of stellar remnant our sun will leave behind.
Wolf 1069 b offers a unique opportunity to study a potentially habitable and tidally locked exoplanet.
A combination of citizen science and machine learning is a promising new technique for astronomers looking for exoplanets.
NASA's Curiosity rover has rolled up on another meteorite on Mars, an iron-nickel rock the mission team has dubbed "Cacao."
Combining X-ray, radio, optical and infrared wavelengths, astronomers have imaged the messy collision of three galactic clusters leading to the formation of Abell 2256.
The first-ever satellite designed to detect major emitters of the greenhouse gas carbon dioxide is set to launch to space this year.
The icy Saturn moon Mimas may have a geologically young internal ocean surrounded by a thinning ice shell, new research suggests.
Although thought of as the halfway point of winter, Groundhog Day actually falls a couple of days short. Winter's midpoint will occur this week on Saturday (Feb. 4).
Magnetic properties of coronal holes in the sun's atmosphere can help forecast the severity of geomagnetic storms that hit Earth.
Even as the James Webb Space Telescope is allowing astronomers to see inside vast, distant galaxies, it's also studying some tiny, nearby objects, albeit inadvertently.