NASA and the European Space Station launched the Hubble Space Telescope in 1990, and over the past 34 years it’s been responsible for some of the most important discoveries in the universe. Now, it ...

The comet is the third interstellar object from deep space ever recorded to pass through Earth's solar system.

A revolutionary image made over 10 days in December 1995 from the Hubble Telescope 30 years ago of an area of the sky astronomers had thought was empty displays a massive quantity of celestial bodies.

The Hubble tension is one of the biggest mysteries in cosmology. It centers around the Hubble constant—the measurement of how fast our universe is expanding—which comes out as two different numbers ...

The Hubble Space Telescope as seen from the Space Shuttle Discovery in December 1999. Credit: NASA In the summer of 1995, Robert Williams, then director of the Space Telescope Science Institute, which ...

In fact, quite the opposite is true: Every piece of evidence collected about 3I/ATLAS to date is consistent with a natural, cometary origin – a highly weird comet, to be sure, but a comet nevertheless ...