Measuring distances across the universe is much more challenging than measuring distances on Earth. Is a brighter star closer ...

Oxford's twinkling night sky is drawing in the visitors since the area gained international dark sky status. ''We get calls ...

Miguel Claro captured a stunning portrait of the colorful Pelican Nebula from the Dark Sky Alqueva Observatory in Portugal.

Light pollution from a planned renewable energy project in Chile could significantly impact the European Southern Observatory ...

A planetary conjunction, also known as a planetary parade, is set to cross the night skies this week, offering a rare ...

ESO estimates the complex will leak as much light pollution as a city with a population of about 20,000. Parts of the ...

“The lower the horizon you have the longer you’ll be able to see Venus and Saturn in particular as they set, but also you’ll ...

The data used to create the image is from a Hubble Space Telescope project to capture and map Jupiter's superstorm system.

A major celestial event is happening this week and we have the best spots in Ontario for stargazing.  The Parade of Planets — ...

Mars, Jupiter, Saturn, and Venus can be seen with the naked eye, while spotting Uranus and Neptune will require a telescope ...

A rare planetary alignment, which will see six planets line up in a row across the night sky, is due to take place from ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...