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

The James Webb Space Telescope has zoomed in on Leo P, a tiny galaxy with some big things to say about star formation.

"The idea that they can somehow obliterate these sources is dead wrong — scientists in general and astronomers in particular ...

The annual event celebrates the discovery of the little planet with a big heart and other scientific advances at Flagstaff, ...

The detection of a large interstellar objects in 2017 named 'Oumuamua was a remarkable discovery. Figuring out where the ...

The discovery of a planet that is just 20 light-years away has been said to be the closest Earth analogue that scientists ...

Sen. Ted Cruz, who spearheaded the report, called to end the “politicization” of National Science Foundation funding, as the ...

The cosmic superstructure Quipu is more than 13,000 times the length of the Milky Way, and its mass is 200 quadrillion times ...

The Einstein ring, formed as light from a distant galaxy bends to glow around another object in the foreground, could help ...

A recent example has shown that it is not always safe to rely on the appearance of exactness even in science which boasts ... that wonderful aid to physical astronomy, the spectroscope, reveals ...

Software engineers have been hard at work to establish a common language for a global conversation. The topic—revealing the ...

Astronomers used a 3D global computer model to compare the climates of exoplanets in different stellar and orbital configurations. They found that a planet orbiting a white dwarf star would offer a ...