Several news sources:
Rapid-response observations by major observatories shows that the first-known interstellar visitor is 10 times longer than it is wide.
The Zwicky Transient Facility has taken its first image, covering an area equivalent to 247 full Moons in a single shot. This beginning is part of an ongoing sea change in astronomy.
LIGO has detected another black hole merger, raising the tally to five.
A suborbital launch from Wallops Flight Facility tested a critical piece of landing hardware for the Mars 2020 rover.
Astronomers have discovered a potentially rocky planet around a red dwarf star just 11 light-years away.
The arrival of an object from beyond the solar system caught astronomers by surprise — but that doesn't mean that they were unprepared to study it.
The post Update on `Oumuamua, Our First Interstellar Object appeared first on Sky & Telescope.
Early next year, an international team will track the uncontrolled atmospheric reentry of Tiangong 1, China's first prototype space station.
Observations of a stellar explosion that refused to fade away have astronomers scratching their heads. What created the blast — and could it explain massive black holes?
Venus bids farewell at dawn, but not before a close encounter with returning Jupiter.
By watching a star’s disappearance, astronomers learned about the state of the ultrathin atmosphere of Triton, Neptune's largest moon.