Astronomy

NOIRLab says it's on track to halve its planet-warming emissions by the end of 2027.

It’s not always easy to match objects from various telescopic surveys. A new method can change this, allowing objects to be matched in up to 100 different surveys.

"Finding a relationship with topography in one swirl location could just be a fluke, but finding it in two vastly separate swirl regions is harder to ignore."

Humanity's ability to track and monitor celestial cycles stretches back into prehistory, long before the invention of telescopes and astrolabes.

These observations could hint at how the cosmic titans grow to hold the immense masses we calculate.

Feeding supermassive black holes, hosting objects that power quasars blasting out the most powerful light in the universe, could hide in galaxies behind thick clouds of dust.

A coalition of over 50 astronomers is calling to rename the Large and Small Magellanic Clouds.

I use moon and Mars rocks in my teaching and have a modest collection of meteorites. I marvel at the fact that I can hold in my hand something that is billions of years old from billions of miles away.

Binary black holes are believed to inevitably spiral together, but dark energy and the expanding universe could help them maintain a safe distance and mimic a single black hole.

What astronomers can measure using telescopes is not what we really want to know – instead, we calculate the properties we're interested in studying by observing and interpreting apparent properties from afar.