Swift Telescope

Astronomers Track a Neutrino Back to the Source. Where a Black Hole Tore Apart a Star

Neutrinos are notoriously finicky particles.  Hundreds of trillions pass through a person’s body every second, yet they hardly seem to…

1 year ago

Update: Possible ‘Nearby’ Gamma Ray Burst Alert Was False Alarm

Following the late night news yesterday of a possible gamma ray burst in our next door neighboring galaxy Andromeda, it…

8 years ago

Possible Gamma Ray Burst Detected in Andromeda, Would be Closest Ever Observed

Update (5/28/14 9:20 am EDT): This alert may have been a false alarm. Further analysis showed the initial brightness was…

8 years ago

Our Galactic Neighbors Shine In New Ultraviolet Pictures

Earth's galactic next-door neighbors shine brighter than ever in new pictures taken by an orbiting telescope, focusing on ultraviolet light…

9 years ago

How Much Light Has The Universe Created Since the Big Bang?

The universe, most cosmologists tell us, began with a bang. At some point, the lights turned on. How much light…

9 years ago

Bright, Long-Lasting GRB Sets Energy Output Record

Last weekend (April 27, 2013), the Fermi and Swift spacecraft witnessed a “shockingly” bright burst of gamma rays from a…

9 years ago

What Happens When the Winds of Giant Stars Collide?

XMM-Newton observation of the core of the very massive cluster Cyg OB2 located in the constellation of Cygnus, 4700 light-years…

10 years ago

Rare X-Ray Nova Reveals a New Black Hole in the Milky Way

Swift J1745-26, with a scale of the moon as it would appear in the field of view from Earth. This…

10 years ago

Swift Satellite Captures Asteroid 2005 YU55’s Tumbling Flyby

If you want to photograph something in space, what better way than to have a spacecraft take the picture? The…

11 years ago

Hit and Run Asteroid Caused Scheila’s Comet-like Behavior

Asteroid or comet? That was the question astronomers were asking after an asteroid named Scheila had unexpectedly brightened, and seemingly…

11 years ago