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 ...

In a world obsessed with the apocalyptic hellfire of ‘carbon’ and the terror of an imperceptibly warmer climate nowhere near ...

SiliconRepublic.com visited the EIRSAT-1 mission control at University College Dublin, just weeks before the project comes to ...

Ancient supernovas may have blasted Earth with powerful radiation, causing dramatic changes in our climate, and could do so again, posing a threat to life.

Astronomers using data from NASA, the European Space Agency (ESA), and other observatories around the world have discovered the most energetic explosions to occur since the Big Bang 13.8 billion ...

A research team led by Dr. Shen Jinhua from the Xinjiang Astronomical Observatory (XAO) of the Chinese Academy of Sciences has investigated rapid spatiotemporal vertical electric currents (VECs) ...

The latest solar flare follows an M-class one, the second-highest on the scale, that occurred days earlier on June 15. It ...

On June 15th, a significant M8.46 solar flare from sunspot region AR 4114 caused shortwave radio blackouts, particularly affecting the Americas. NOAA classified it as an R2 event, impacting ...

In May 2024, the largest solar flare since 2017 was detected, ranking at an X-8.7 magnitude. Then in 2025, a flare May 13 was classified as an X-1.2 , and another the next day was listed as an X-2.7.

The multimillion-dollar experiment that was years in the making comes as the federal government makes broad cuts to science ...

X-class flares are the most powerful type of solar flare. Tuesday's event ranked as an X1.2, placing it at the lower end of the X-scale, but still strong enough to cause disruptions.

It was an X-class flare — the most intense kind, NASA said. Solar flares are essentially "giant explosions on the sun" that send energy, light and high-speed particles into space, according to NASA.