Astronomers have detected a bright, long-duration optical flare accompanied by intense radio bursts from Proxima Centauri, the Sun’s nearest stellar...
The NASA/ESA Hubble Space Telescope has produced a spectacular image of the starburst spiral galaxy NGC 1792.
This Hubble image shows NGC 1792, a spiral...
A planetary nebula called the Stingray Nebula has faded precipitously over just the past 20 years, according to an analysis of the archival images from...
Astronomers using the NASA/ESA Hubble Space Telescope have captured a striking photo of the peculiar galaxy SDSS J225506.80+005839.9.
This Hubble image...
Astronomers using the NASA/ESA Hubble Space Telescope have detected tidal tails in NGC 1052-DF4, a dark-matter-deficient galaxy some 65 million light-years...
Critical parts of a cell’s energy production machinery, the mitochondria, can be made dysfunctional due to changes in gravity, radiation exposure and...
Astronomers using the NASA/ESA Hubble Space Telescope have observed spectacular large-scale dark and light rays beaming out of the bright center of IC...
In 2004, astronomers using NASA’s Galaxy Evolution Explorer discovered an unusual, ring-shaped ‘blue’ nebula and the star at its center, TYC 2597-735-1....
On November 8, 2020, our planet captured a tiny object — the Centaur upper stage rocket booster that helped lift NASA’s Surveyor 2 spacecraft toward...
Astronomers using NASA’s Transiting Exoplanet Survey Satellite (TESS) and the Echelle SPectrograph for Rocky Exoplanets and Stable Spectroscopic Observations...
Astronomers using the NASA/ESA Hubble Space Telescope have captured an amazing new photo of a spiral galaxy called UGC 12588.
This Hubble image shows the...
Astronomers using NASA’s Chandra X-ray Observatory have spotted a bubble of ultrahot gas at the center of a planetary nebula called IC 4593.
This composite...
Mars was once a wet planet, but it has lost most of its water through reactions that produce hydrogen. In standard models, molecular hydrogen produced...
Several billion years ago, a short gamma-ray burst unleashed more energy in a half-second than our Sun will produce over its entire 10-billion-year lifetime....
A team of scientists from Lamont-Doherty Earth Observatory at Columbia University has discovered paleolake basin situated beneath the ice sheet in northwest...
Europa, the sixth of Jupiter’s moons and the fourth largest, has a subsurface ocean covered by an icy shell. Despite evidence for plumes on the icy moon,...
Astronomers using the Low-Frequency Array (LOFAR) radio telescope have discovered a new brown dwarf, a substellar object not quite massive enough to fuse...
SDSS J0901+1814, a giant galaxy cluster located 3.9 billion light-years away in the constellation of Cancer, is so massive that its gravity distorts and...
Using the spectral data collected by the Visual and Infrared Mapping Spectrometer (VIMS) onboard NASA’s Cassini spacecraft, a team of researchers has...
