The only reason such a detailed eclipse record survives is that ancient Chinese scholars believed unusual celestial phenomena ...

A flash of high-energy light from deep space has forced astronomers to rethink what they thought they knew about the most violent explosions in the universe. The event, a strange gamma-ray burst that ...

For three decades, the Solar and Heliospheric Observatory (SOHO) has been our eyes on the Sun, unveiling mysteries of solar ...

The twin telescopes of the Gemini Observatory mark 25 years of discovery as students name distant nebula Ua ʻŌhiʻa Lan.

A team of international researchers has uncovered fresh data on the world's earliest recorded solar eclipse using ancient ...