Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

The clingy planet orbits so close to its star, it triggers powerful explosions of radiation that eat away at its atmosphere.

Solar flare A solar flare is a big explosion in the Sun's atmosphere that can release as much as 6 × 1025 joules of energy.

In April 2023, an unexpectedly strong solar storm caught scientists and the world by surprise. On April 23, Earth was struck ...

People in some parts of the U.S. may be able to see the northern lights this evening.

The first ever recorded 'planet with a death wish' orbits so close to its host star that it triggers huge flares of radiation ...

The shattered star at the center was once a white dwarf, a stellar ember no larger than Earth, yet almost as heavy as the Sun ...

Learn about new observations that reveal an exoplanet is destroying itself by cuddling up to its host star, in an astronomical first.

Artist's concept of the star HIP 67522 with a flare erupting toward an orbiting planet, HIP 67522 b. A second planet, HIP ...

Louisiana’s law orders state agencies and utilities regulators to “prioritize” natural gas, along with nuclear power, on the ...

The precursors of heavy elements might arise in the plasma underbellies of swollen stars or in smoldering stellar corpses. They definitely exist in East Lansing, Michigan.