In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

The sky is awash with radio-frequency interference (RFI), but thanks to two astronomers who tracked down a stray TV broadcast ...

New simulations reveal that around 1 million "macroscopic" objects from our closest stellar neighbors, the Alpha Centauri ...

An Australian team has developed CRACO, an innovative radio system that detects cosmic flashes and pulses of energy in real ...

By Katrina Miller NASA and European scientists explain how they calculate the probability of the space rock 2024 YR4 impacting our planet, and why it’s not yet time to worry. By Robin George ...

The University of Michigan in Ann Arbor reports the first space mission led by the U-M Department of Astronomy is scheduled ...

Cheyenne’s Marcy Curran, the cofounder of the Cheyenne Astronomy Society and an editor of a major astronomy publication, has ...

It is clear that human beings, throughout history, have always had a constant curiosity to discover everything that happens ...