Several news sources:
A new detection of huge, faint halos of photons around young galaxies could tell us more about the formation of the Milky Way.
Explore two unique astronomical sites that lie under the dark skies of Namibia - the HESS high-energy array and the Africa Millimeter Telescope.
The most distant stars discovered in the Milky Way might have been ripped away from a companion galaxy.
The asteroid 4 Vesta shines at 6th magnitude in January 2017, visible in Gemini with binoculars or a small telescope.
Japan's Venus orbiter has witnessed a huge atmospheric wave that spans the globe.
Astronomers suspect the Sun’s closest stellar neighbor desiccated its potentially rocky exoplanet, destroying the planet’s chances for habitability.
New studies offer contrasting scenarios for making the Moon. One argues for a one big splat early in solar-system history; a second envisions a score of lesser blows that built up the Moon over time; and a third suggests water was involved.
Astronomers have discovered an object in the active galaxy Cygnus A that wasn’t there before.
The Sun has been unusually quiet lately. Since the start of 2017, only a single tiny sunspot has made a brief appearance on the solar disk.
Astronomers have observed the motion of distant star clusters to measure our galaxy’s mass. The new estimate places the Milky Way in the lightweight class of galaxies.
Astronomers have combined data from the Voyager spacecraft and the Hubble Space Telescope to probe the stuff between the stars.