New Hubble and ground-based observations allowed astronomers to track the influence of a recently discovered companion star around Betelgeuse.

Jupiter is at its biggest and brightest all year, the Moon and Saturn pair up, and the Beehive Cluster buzzes into view.

Developed using data from the SWOT (Surface Water and Ocean Topography) satellite, this resource makes it possible to estimate river discharge, defined as the ...

The colorful formations found in this bowl-shaped escarpment in southwestern Utah are the centerpiece of Cedar Breaks National Monument.

A team using Hubble uncovered a new type of astronomical object — a starless, gas-rich, dark-matter cloud, a remnant of early galaxy formation.

It is with a heavy heart that I announce that NASA Earth Science Communications has directed The Earth Observer to conduct an ...

Read the story of these planet-hunting pioneers, who went on to find 70 of the first 100 exoplanets ever discovered. The official number of exoplanets — planets outside our solar system — confirmed by ...

Astronomers using Hubble imaged the largest protoplanetary disk ever observed circling a young star. The disk is nicknamed “Dracula’s Chivito.” ...

The supermassive black hole imaged by the EHT is located in the center of the elliptical galaxy M87, located about 55 million light years from Earth. This image was captured by FORS2 on ESO's Very ...

247th American Astronomical Society (AAS) Meeting247th American Astronomical Society (AAS) Meeting Join NASA in the Exhibit Hall (Booth #401 for Hyperwall Storytelling by NASA experts. Full Hyperwall ...

NASA’s Center for Geospace Storms, or CGS, publicly released the cutting-edge MAGE (Multiscale Atmosphere-Geospace Environment) model, a supercomputing ...

NASA has selected two science instruments designed for astronauts to deploy on the surface of the Moon during the Artemis IV mission to the lunar south polar region. The instruments will improve our ...