When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

At the Harvard College Observatory in years around 1900, women were hired to make measurements of astronomical data and do ...

Voluminous clouds of cosmic dust permeate our galaxy, but only recently has software allowed detailed observations of the ...

Its employees regularly collect weather data that help scientists monitor daily forecasts, track hurricanes, support air ...

The vernal equinox occurs as Mercury stands still in Pisces and several of Jupiter’s moons transit in the sky this week.

The first total lunar eclipse of 2025 will occur on March 14, turning the Moon into a striking red Blood Moon, but ...

You thought Saturn's 146 moons were impressive? Think again. The ringed planet's moon count has nearly doubled with the ...

The Red Planet and its tiny moon Deimos were recorded at a very near distance as the asteroid-chasing spacecraft completed a flyby on Wednesday.

Astronomers from the University of Arizona have uncovered astonishing details about a galaxy that existed when the universe ...

This is the fourth comet Gröller has discovered, but given its extraordinary distance, it was the most exciting find, he says ...

Astronomy fans in Guernsey have the chance to catch a partial lunar eclipse and blood moon on Friday - but only if they get ...

Late Thursday into the wee hours of Friday, skywatchers across North America can see the moon turn red for the first time ...