The perfect circle surrounding a galaxy cluster in a new Hubble Space Telescope image is a visual indicator of the huge masses that are bending time and space in that region.
Dark matter has led scientists on a bit of a wild goose chase lately.
Stargazers are going to appreciate these April showers.
A paper published last week takes a look at the second rock from the Sun — Venus — as well as its atmosphere.
Famed British scientist Stephen Hawking was laid to rest Saturday during a private funeral in Cambridge attended by some 500 people.
Scientists have been stunned by the discovery of a so-called ‘ghost galaxy’ that appears to contain virtually no dark matter, a key building block for galaxies.
Stargazers, get your binoculars ready: a blue moon will grace the night’s sky this weekend, and the show is expected to be spectacular.
NASA’s Kepler space telescope captured a dying star’s final moments, revealing a violent explosion unlike any other supernova.
Stephen Hawking died March 14, leaving behind a massive legacy of work as an astrophysicist, science communicator, activist, and figure of pop culture admiration.
Astronomers are hunting down the cause of a nearby galaxy’s “arrested development” with the help of NASA’s Hubble Space Telescope.