Stargazers can tune in to the Virtual Telescope Project's YouTube stream beginning at 11 p.m. EDT on Sept. 17 (3:00 GMT Sept.

Few cosmic visitors have captured the fascination of astronomers quite like the interstellar comet 3I/ATLAS. Hurtling through ...

A composite of galaxy cluster known as MACS0416 created using James Webb Space Telescope and Hubble Space Telescope imagery. Credit: NASA, ESA, CSA, STScI, J. Diego (Instituto de Física de Cantabria, ...

In 1990, a new eye into the cosmos launched from Kennedy Space Center. Hubble, a revolutionary new telescope, would soon bring a level of clarity and wonder to scientists and citizens alike. Hovering ...

For 25 years, the Hubble Telescope has been dazzling Earthlings with breathtaking images from outer space. Its latest visualization takes this to another level. In honor of the telescope's anniversary ...

A comet known as 3I/ATLAS made news when it was confirmed to be the 3rd-ever object observed to have originated outside Earth's solar system. Though the object poses no threat to Earth, astronomers ...

Scientists hope SPHEREx will provide data lending new insights into the origins of the universe and whether the ingredients for life exist anywhere else in our Milky Way galaxy. The telescope launched ...

What was it like to work on the Hubble Space Telescope? Learn from the astronauts themselves. Subscribe and turn on notifications 🔔 so you don't miss any videos: https://s.si.edu/3rnWsfq The Hubble ...