On Dec. 9-10, skywatchers across parts of Canada, the U.S. and Europe will witness a very rare occultation of the bright star ...

Each Monday, I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes ...

In the leading model of cosmology, most of the universe is invisible: a combined 95% is made of dark matter and dark energy.

Get ready stargazers, the final full moon of 2025 rises tonight! Here's what to expect when the "Cold Supermoon" looms large ...

Skygazers will be able to spot the Orion constellation in the Northern Hemisphere’s southern sky by 9 p.m. tonight ...

December brings an array of night sky events including a mysterious interstellar comet, the Geminids meteor shower and winter ...

A brilliant point of light is rising in the eastern sky soon after dark this month, drawing comparisons to the "Star of ...

Beyond the local interstellar clouds and their wispy clumps of hydrogen and helium atoms in the form of gas and dust, the ...

Here’s everything you need to know about astrophotography in December 2025: ...

December nights are the longest — and often some of the coldest — of the year. While some may dread December’s darkness, ...

As a space reporter for The New York Times, I follow what’s happening in the stars, including eclipses, meteor showers and ...

Chile’s Atacama Desert is one of the darkest spots on Earth, a crown jewel for astronomers who flock to study the origins of ...