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 ...

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

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

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

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

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

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

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 ...