In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

“We [will be able to] move quickly and map out very large areas of the sky,” adds Josh Schlieder, the telescope’s wide-field ...

Ancient ‘white dwarf’ stars explode and die in more ways than was thought, and observing these violent cosmic deaths could ...

Definition: Hubble Space Telescope (HST) is a space telescope named after renowned astronomer Edwin Hubble. It was launched in 1990 and is one of the great observatories of NASA. Description: Hubble ...

Elon Musk's internet satellites have been a game changer for people in rural areas, but scientists are alarmed that plans to ...

Using the Hubble Space Telescope (HST), astronomers have observed a supermassive galactic open cluster designated Westerlund ...

HH 30 is a luminous region surrounding a newborn star, or protostar. The James Webb Space Telescope helped reveals unprecedented details of it.

An asteroid has a small chance of hitting Earth less than eight years from now, and astronomers are enlisting the help of NASA's James Webb Space Telescope to study it. Characterized as a ...

There are between 100 and 1,000 Einstein ring-like objects known, but only a few tens of them have been observed at the level of detail provided by the Euclid telescope, he said. While a distance ...