The star blinked once—just a flash in the sky above Palomar Observatory in 2020. To most, it was another transient burst in ...

T Coronae Borealis (T CrB), also known as the Blaze Star, is a binary star system located 3,000 light-years from Earth. It periodically explodes in a recurring nova every 79 years or so, and it’s due ...

The James Webb Space Telescope (JWST) has been studying the scene of a dramatic collision between a star and its planet, but ...

He wasn't wrong—the sun is 99.8 percent of the mass of the solar system. But what is that giant ball of fire in the sky? How ...

The nearby T Coronae Borealis system could still explode any day now, but calculations suggest the next best chance for fireworks is later this year.

Astronomers using the James Webb Space Telescope believe they've made the first detection of a star swallowing a planet — ...

About five billion years from now, the sun is expected to expand outward in its red giant phase and could well engulf the innermost planets Mercury and Venus, and maybe even Earth. During this phase, ...

Planets are eaten by dying stars as they turn into red giants and expand. Earth will be eaten by the sun in billions of years ...

Stars with up to eight times the mass of our sun appear destined to end up this ... to collapse and blow off their outer layers in a "red giant" stage, eventually leaving behind a compact core ...

Stars like our sun fuse hydrogen in their cores into helium ... At this stage, the star becomes a large red giant. Because a red giant is so large, its heat spreads out and the surface ...

About five billion years from now, the sun is expected to expand outward in its red giant phase and could well engulf the innermost planets Mercury and Venus, and maybe even Earth. During this ...