Light is the fastest phenomenon in the universe, clocking in at just under 300,000 kilometers per second. The telescopes that observe that light, from radio waves to gamma rays, are built at rather ...

"There is a growing chasm between theory and observation related to the early universe, which presents compelling questions ...

For most of human history, we had no proof that planets existed beyond our own solar system. That changed in the last few decades, when astronomers developed clever ways to detect distant worlds by ...

According to the standard ( Λ CDM) model of cosmology, dark matter and neutrinos do not interact with each other. The work of ...

Shapley’s award of the 2026 Dannie Heineman Prize for Astrophysics will be presented at the 249th AAS Meeting, Jan. 10-14, ...

For the first time, an international research team has directly measured the effect of cosmic radiation in a cold molecular ...

The Italian scientist Galileo Galilei, when hearing about the invention of the telescope in 1608, decided to make his own ...

The James Webb Space Telescope has identified an extraordinary system of five galaxies merging when the universe was only ...

A flat plane of dark matter beyond the Local Group may explain why nearby galaxies move away from us instead of falling ...

Austin Peay State University hosts three free public observatory nights in spring 2026. Join astronomy events this spring ...

A surprising new set of objects in space with mismatched parts has been discovered by University of Missouri astronomers, ...

Astronomers have produced the most detailed map yet of dark matter, revealing the invisible framework that shaped the Universe long before stars and galaxies formed. Using powerful new observations ...