As the universe expands, it feels like it must be spreading out from some initial point. But a physicist explains why that’s ...

In the vast, uncharted realms of the cosmos, NASA’s telescopes have detected an eerie and peculiar celestial object. This ...

In 1925, Edwin Hubble's observation of Cepheid variables in the Andromeda galaxy revolutionized astronomy, proving the ...

S284p1 sits at the edge of the Milky Way about 15,000 light-years from Earth. As superheated gas falls onto the star, it gets ...

Astronomers using the James Webb Space Telescope have uncovered mysterious “little red dots” that may not be galaxies at all, but a whole new type of object: black hole stars. These fiery spheres, ...

The James Webb Space Telescope (JWST) of the National Aeronautics and Space Administration (NASA) has discovered some peculiar red dots that challenge our understanding of the universe and may ...

A NASA mission has spotted an Earth-size exoplanet orbiting a small star about 100 light-years away. The planet, named TOI 700 e, is likely rocky and 95% the size of our world. The celestial body is ...

NASA’s SPHEREx joined Webb and Hubble in studying interstellar comet 3I/ATLAS, gathering data on its size, chemistry, and ...

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 ...

NASA’s newest space telescope rocketed into orbit Tuesday to map the entire sky like never before — a sweeping look at hundreds of millions of galaxies and their shared cosmic glow since the beginning ...

NASA's advanced space observatory known as SPHEREx is on its cosmic journey to solve some of the universe's biggest mysteries. The space telescope, which NASA has spent years developing, launched ...