Two planets stand side by side as the evening twilight continues to delight and colorful stars shine in the sky this week.

Social media users were floored by the incredible image captured in the viral post, with one saying: "I honestly gasped hard.

Ahead of its dance with Saturn on Feb. 24, Mercury should be seen on Feb. 19 at magnitude -1.2 with binoculars 20 minutes ...

You shouldn't set your expectations too high, but it will give you enough of a taste to see whether you want to invest in ...

Gamma rays detected by NASA's Fermi spacecraft indicate that microquasars are powered by small black holes slowly devouring stars. They pack quite a punch, bombarding Earth with cosmic rays.

Unpredictable bursts of light are pulsing from the debris surrounding Sagittarius A*, offering new insights into the ...

The space telescope Gaia has created the largest three-dimensional map of the Milky Way ever. On January 15, 2025, Gaia shut ...

Observations revealed ongoing fireworks featuring short bursts and longer flares. Imagine solar flares, but magnified to an ...

Full Snow Moon Photos! 🌕 Night sky tonight! "Flares are expected to happen in essentially all supermassive black holes, but our black hole is unique." ...

Sagittarius A*, our galaxy's supermassive black hole, is constantly producing strange eruptions. Astronomers are using the ...