Astronomy
The Brightest Gamma Ray Burst Ever Seen Came from a Collapsing Star
After a journey lasting about two billion years, photons from an extremely energetic gamma-ray burst (GRB) struck the sensors on…
What Happens to Solar Systems When Stars Become White Dwarfs?
In a couple billion years, our Sun will be unrecognizable. It will swell up and become a red giant, then…
The World's Largest Digital Camera is Complete. It Will Go Into the Vera Rubin Observatory
The Vera C. Rubin Observatory, formerly the Large Synoptic Survey Telescope (LSST), was formally proposed in 2001 to create an…
Webb Sees a Galaxy Awash in Star Formation
Since it began operations in July 2022, the James Webb Space Telescope (JWST) has fulfilled many scientific objectives. In addition…
The Stellar Demolition Derby in the Centre of the Galaxy
The region near the Milky Way's centre is dominated by the supermassive black hole that resides there. Sagittarius A*'s overwhelming…
A New Map Shows the Universe’s Dark Energy May Be Evolving
At the Kitt Peak National Observatory in Arizona, an instrument with 5,000 tiny robotic eyes scans the night sky. Every…
The Moon Will Get its Own Time Zone
White House officials have directed NASA to begin work on establishing a standard time for the Moon, according to a…
What's the Earliest the Moon Could Have Formed?
Astronomers are pretty sure they know where the Moon came from. In the early Solar System, a Mars-sized object dubbed…
Inside a Week to Totality: Weather Prospects, Solar Activity and More
Looking at prospects for eclipse day and totality.
Where Are All These Rogue Planets Coming From?
There's a population of planets that drifts through space untethered to any stars. They're called rogue planets or free-floating planets…