A NASA space telescope on a mission to map millions of galaxies has turned on its detectors for the first time, capturing images of tens of thousands of stars and galaxies. The SPHEREx, which is short ...

New high-resolution images show that novae are anything but simple stellar fireworks. One exploded with multiple gas streams ...

The photos are out of this world! NASA unveiled jaw-dropping high-res images of 3I/ATLAS on Wednesday as questions swirl about the origin of the Manhattan-sized interstellar object. The long-awaited ...

Using NASA’s James Webb Space Telescope, astronomers have spotted two rare kinds of dust in the dwarf galaxy Sextans A, one ...

Last month, mysterious interstellar object 3I/ATLAS came within just 18 million miles of Mars during its unusual trajectory through our solar system. During its approach, NASA’s Mars Reconnaissance ...

Harvard astrophysicist Avi Loeb is urging NASA to release high-resolution images of 3I/ATLAS that he says were taken Oct. 2. Loeb has said the interstellar object could be alien tech, rather than a ...

NASA will release new high-res images of interstellar comet 3I/ATLAS on Nov. 19, 2025. The comet, which originated outside our solar system, was first spotted in July and is only the third such object ...

This image of the Vela Molecular Ridge was captured by SPHEREx and is part of the mission’s first public data release. The yellow patch on the right side of the image is the emission nebula RCW 36, a ...

Newly released high-resolution images have revealed Jupiter’s moon Callisto in extraordinary detail. The surface features visible in these images show an ancient world shaped by billions of years of ...

NASA has officially announced a live event on Wednesday, November 19, 2025, at 3:00 p.m. EST where they will share these HiRISE images along with other new data and visuals from Hubble, SPHEREx, and ...