The sun’s outer atmosphere resembles a pufferfish.

A solar conjunction occurs as Venus' orbit carries it into alignment with the sun and Earth. Venus will align with the sun ...

Earth reaches its closest point to the sun in its 2026 orbit on Jan. 3. The sun will appear larger in the sky than on any ...

After four centuries of advances, astronomers now capture the Sun’s swirling, dynamic features in stunning detail.

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

Researchers using China’s “artificial sun” fusion reactor have broken through a long-standing density barrier in fusion ...

Perovskite solar cells (PSCs) have emerged as promising alternative for next generation photovoltaics due to their superior power conversion efficiencies (record currently at 34.9% for ...

Our galaxy's supermassive black hole is famous for being one of the dimmest in the universe. Evidence from a new space ...