Inflation and budget issues are threatening to hobble NASA’s most in-demand telescopes.

Astronomy interviews Sally Ride's life partner Tam O’Shaughnessy and director Cristina Costantini ahead of 'Sally' ...

Wachmann, also known as Schwassmann-Wachmann 1, glows at 13th magnitude near Leo’s forefoot early this evening.

Today in the history of astronomy, Albert II provides invaluable physiological data, part of a long line of animal ...

This Milky Way photographer has had many shots “ruined” by equally beautiful lights. Here are some of the best aurora images ...

Although the repeating cycle of sunspots was first seen in the mid-18th century, the fact that the Sun went through cycles ...

Although the Astronomer Royal post is largely honorary today, it has long been a title awarded to the most prominent ...

June’s Full Moon is also called the Strawberry Moon, but don’t let the name fool you — it won’t be turning pink in the sky!

NASA’s 2026 budget proposal includes a 47 percent cut to its science division. A planned June 12 public meeting has been ...

Saturn’s two-toned moon reaches its greatest western elongation, when it shines brightest far west of the ringed planet.

Leo sees action as both Mars and Comet Schwassmann-Wachmann 1 move through; plus, spot galaxies and noctilucent clouds in the sky this week.

A cloud of energetic gas lit up by a collision of galaxies spans nearly 20 million light-years, leading astronomers to ...