A year ago, Voyager 2 left the realm of the sun's influence, becoming the 2nd earthly craft to cross over into interstellar space (Voyager 1 crossed in August 2012). New papers describe what Voyager 2 has been seeing on its journey into the unknown. Read more.
This disruption occurred in TESS’s continuous viewing zone, which is always in sight of one of the satellite’s 4 cameras, allowing astronomers to view the explosion from start to finish. Watch a video.
Skywatchers are eagerly anticipating Monday's Mercury transit. It'll happen in the morning hours for us in North America. The Virtual Telescope Project is offering online viewing of the event. Read more.