With Mercury joining the show, all seven of Earth’s celestial neighbors will be present at dusk this week.
Tag: Telescopes and Observatories
‘Ultrahigh Energy’ Neutrino Found With a Telescope Under the Sea
It’s the most energetic particle of its kind ever discovered, and scientists have no idea where it came from.
Barnard’s Star Finally Has a Planet, and Possibly More
For a century, exoplanet hunters have “discovered” planets around a nearby star, only to retract the claims. But the latest find is for real.
Can Axions Save the Universe?
The hunt for dark matter is shifting from particles to waves named after a laundry detergent.
Two Black Holes are Giving the Cosmos a Fright
The ghosts of stars are up to their usual mischief.
Palomar Observatory Bids Farwell to its Cosmic Restaurant
Palomar Observatory bids farewell to a tradition of napkin rings, cowbells and astronomical table conversation.
Chandra Observatory Captures Two Supernovas in (Slow) Motion
For the 25th anniversary of the Chandra X-ray Observatory, NASA produced ghostly time-lapse videos of two centuries-old stellar explosions.
Piping Up at the Gates of Dawn
Astronomers have found the earliest and most distant galaxy yet.
Alarmed by Climate Change, Astronomers Train Their Sights on Earth
A growing number of researchers in the field are using their expertise to fight the climate crisis.
A Tantalizing ‘Hint’ That Astronomers Got Dark Energy All Wrong
Scientists may have discovered a major flaw in their understanding of that mysterious cosmic force. That could be good news for the fate of the universe.