Roughly 400,000 years after the Big Bang, the universe cooled just enough to allow photons to escape from the primordial ...

A ground-breaking discovery is sparking hope that geothermal energy at least five times more powerful than current wells ...

Since the discovery of the acceleration, theorists have calculated that the universe will continue to expand faster and ...

The Nancy Grace Roman Space Telescope's Wide Field Instrument provides a field of view 100 times greater than the Hubble ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

This Hubble Space Telescope image reveals how powerful ultraviolet light and fierce stellar winds from young, massive stars sculpt and illuminate the regions where they were born.

According to data from the Hubble and James Webb Space Telescopes, the origins of the free-flying photons in the early cosmic ...

NASA's Hubble Space Telescope, with the help of the Advanced Camera for Surveys (ACS), has captured a remarkable image of two galaxies engaged in a gravitational interaction, each spiraling around the ...

This list of commonly confused terms in astronomy will help you better understand the cosmos and the common phenomena we see in the sky.

Despite the lack of a dedicated mission to the planet, scientists have learned plenty through ground observations and space ...

JWST, a groundbreaking space observatory, enhances our understanding of the cosmos by studying distant galaxies, star ...

Webb's high-resolution instruments uncover distant objects, enabling studies of early stars, galaxies, and habitable ...