The sun sure has woken up this week, unleashing a powerful X-class solar flare on Jan. 18 that hurled a colossal, fast-moving ...

A powerful flare has unleashed a severe solar storm that could cause auroras and satellite disruptions on Earth.

When NASA launched the Pioneer probes, they were met with an intriguing mystery. At around 20 astronomical units, both ...

A Mars spacecraft launched from Cape Canaveral, Florida, has been AWOL. But NASA hasn't given up hope of restoring contact ...

Scientists have pulled back the curtain on one of the most extreme solar regions seen in decades, tracking it almost nonstop ...

Last year President Trump pitched a severe chop to NASA’s proposed annual budget for 2026, but the House and Senate on Monday released an appropriations bill that would mostly ignore those cuts. The ...

In a couple billion years, our Sun will become so violently hot, that it could wipe out all life in the Milky Way. But as it gets stronger, it could also help us live on places like Pluto and Saturn's ...

My uncle is a boor who likes to “just ask questions” and express crude opinions. Over Thanksgiving, he was just getting into his stride about “the gays” when my aunt brightly offered to get him (her ...

Data from NASA's Parker Solar Probe has enabled astronomers to map the unssen surface of the sun's atmosphere for the first time. When you purchase through links on our site, we may earn an affiliate ...

Comet 3I/ATLAS—the third interstellar object ever known to pass through our solar system—is accelerating and now approaching its closest point to Earth. “Significant” non-gravitational accelerations ...

A rocky exoplanet outside the Earth's solar system may have an atmosphere, according to new evidence gathered by NASA researchers. The exoplanet, known as super-Earth TOI-561b, was discovered in 2020, ...

Parker Solar Probe reached "perihelion," the nearest point to the sun in its orbit, on Dec. 13, 2025. Credit: ASA / Johns Hopkins APL / Steve Gribben illustration A NASA spacecraft is making a close ...