Energy Star, the Environmental Protection Agency program identifiable by the small blue logo with a star on many American appliances, may be terminated. The program began in 1992 as a way for ...

Once every 10,000 years or so, the center of a galaxy lights up as its supermassive black hole rips apart a passing star. This “tidal disruption event” happens in a literal flash, as the central black ...

I love simple questions that wind up having complicated—or at least not straightforward—answers. Astronomers twist themselves into knots, for example, trying to define what a planet is, even though it ...

In 2019, scientists witnessed a massive star 2.5 million times brighter than the sun disappear without a trace. Now, in a new paper published today (June 30) in the journal Monthly Notices of the ...

It's so sad but sadder when you think of these details. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The why behind Ally and Jackson’s ...

Some massive stars may go out with a fizzle, not a bang. A star that winked out of view could be a “failed supernova,” a stellar explosion that petered out instead of fully detonating, a new study ...