A six-planet parade — an alignment of Mercury, Venus, Neptune, Saturn, Uranus and Jupiter — is coming Feb. 28. When and where ...

Astronomers using the MeerKAT radio telescope in South Africa have discovered the most distant hydroxyl megamaser ever detected. It is located in a violently merging galaxy more than 8 billion ...

Astronomers report the rapid transition of WOH G64 from a red supergiant to a yellow hypergiant, based on photometric and spectroscopic observations published in Nature Astronomy.

A total lunar eclipse is the highlight of the month. For planetary action, Jupiter is well placed most of the night and there are many events involving its Galilean moons. Soon after sunset, brilliant ...

Explore the differences between Astrophysics and Astronomy to help you decide which field is a better fit for your interests ...

Introduction to Astronomy is a college class usually filled with excitement and a lot of questions about outer space. Questions like: What are black holes? Are there planets out there that are ...

A recent SpaceNews opinion article argued that it is time to “take astronomy off Earth.” The suggestion is straightforward: If satellite constellations and commercial space activity threaten ...

Scientists identify exoplanet candidate HD 137010 b, a possible Earth-size world orbiting a Sun-like star 146 light-years away ...

The Vera C. Rubin Observatory sent scientists nearly 1 million astronomy alerts in one night, showing off changes in the sky. Eventually, the telescope is expected to reach 7 million alerts per night.

From a dragon-shaped aurora to the Milky Way framing the Isaac Newton Telescope in Spain, the 16th Astronomy Photographer of the Year competition has released its stunning shortlisted finalists ahead ...

Astronomy and commercial space are often portrayed as being on a collision course, yet their futures are deeply intertwined. As satellite constellations expand, astronomers raise concerns about trails ...