How Will Roman Map the Interstellar Medium? Why is it difficult to see through the galaxy? Starlight is blocked by dust ...

The telescope I got was a $300 tabletop device, and while it's great for seeing the craters on the moon or even Saturn's faint rings with your own eyes, taking a photo using it is less than ideal.

For decades, the search for alien intelligence has revolved around the question: if someone out there is listening, how could ...

Why build a telescope? YOLO, as the kids say. Having decided that, one must decide what type of far-seer one will construct.

The "potentially hazardous" asteroid 2025 FA22 will fly close past Earth at more than 24,000 mph on Thursday (Sept. 18). The ...

NASA's Nancy Grace Roman Space Telescope will help scientists better understand our Milky Way galaxy's less sparkly ...

In 1835, six articles about life on the moon appeared in the New York Sun, which caused a stir for a long time – until it ...

The first image of a black hole was of M87*, the supermassive monster at the center of the enormous elliptical galaxy M87. The image was only possible thanks to the Event Horizon Telescope, and follow ...

The reason it could be heard by teams on multiple telescopes and in all different directions was because that irritating noise was in fact the cosmic microwave background (CMB) – the leftover ...

Multi-year Event Horizon Telescope observations capture evolving polarization patterns around the supermassive black hole and reveal radio emission from the jet base.

For more than sixty years, a tiny asteroid has been moving in step with Earth, hidden from view until recently. Astronomers now confirm that this small body, named 2025 PN7, is traveling in a special ...

The world’s largest space telescope, comprising thousands of antennae in the southern hemisphere, will generate massive amounts of data — some of which will be processed in Canada.