Mercury joins the night sky to complete a 7-planet alignment just after sunset for the end of February. Saturn leaves our ...

New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where ...

In a celestial event known as a great alignment the five planets will be discernible with the naked eye, but to see Neptune ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...

Hubble's discovery of expanding galaxies confirmed the universe's vastness, laying the foundation for the Big Bang theory and ...

Located about 1,300 light-years from Earth, these young stars, also known as protostars, reside in a hotbed for star ...

Super-Venus GJ 1214 b offers new insights into the evolution ... GJ 1214 b continues to remind about the great variety of ...

Through the lens of the Hubble and James Webb Space Telescopes, scientists are zeroing in on the Hubble Constant, a vital ...

On this date, President John F. Kennedy provides NASA with its strongest advocate for large space telescopes, James Webb ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

NASA's achievements, from the iconic Apollo missions to the James Webb Telescope, have redefined space exploration and ...