For his next trick, your cosmic correspondent for the past quarter-century will (try to) retire.
Author: DENNIS OVERBYE
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.
Two Black Holes are Giving the Cosmos a Fright
The ghosts of stars are up to their usual mischief.
Astronomers Spot a Black Hole with a Cosmic Wingspan
Astronomers have discovered a black hole emitting energy in jets longer than the width of 140 Milky Way galaxies.
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.
The Magnetic Heart of the Milky Way
A new map of the center of the Milky Way galaxy reveals details of its magnetic fields
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.
As Stellar Observations Improve, Earth’s History and Future Get Fuzzier
Astronomers have gotten better at tracking the motions of stars just beyond the solar system. But that’s made it harder to predict Earth’s future and reconstruct its past.