A green energy plant expected to be built in Chile could increase night-time sky brightness at one of the world's most ...

The project in the Atacama Desert could increase light pollution by up to 50%, making it much harder to observe the cosmos ...

SpaceX and other companies plan to launch tens of thousands of satellites, which could mar astronomical observations and pollute the atmosphere.

The Solar System continues to surprise us day after day and its presence in terms of dominance and expansion goes far beyond ...

The world of astronomy hides many secrets, such as the one found on Saturn, as it has been discovered that it has 128 new ...

Venus will be visible in the morning and evening for a short period of time - a rare dual visibility that won't happen again ...

Cleostratus was a truly pioneering Greek astronomer who lived on the small Aegean island of Tenedos in the 6th century BC.

Head out and find some bright planets in the evening this week: Mars, Jupiter, and Venus are all visible right now. Here's ...

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

What is …?” is a section-wide column that explores the STEM majors at UW and explains what they are. This week, c William ...

Starting late on March 13 and continuing into the early-morning hours of March 14, our natural satellite will pass through ...

New data further challenge the best scientific theory of the history and the structure of the universe. But a separate recent result reinforces it. By Katrina Miller and Dennis Overbye The NASA ...