On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than ...

NGC 1786’s mixed-age stars suggest globular clusters aren’t one-generation wonders, offering fresh clues to galaxy formation far beyond the Milky Way.

NASA's Parker Solar Probe (PSP) captured some mind-blowing images of the Sun from only 3.8 million miles away.

Sometimes, in order to support an idea, you first have to discredit alternative, competing ideas that could take resources ...

A massive, spacetime-warping cluster of galaxies is the setting of today's NASA/ESA Hubble Space Telescope image. The galaxy ...

Scientists have found that Uranus is emitting its own internal heat — even more than it receives from sunlight — and this ...

NASA Goddard Space Flight Center's Dr. Jennifer Wiseman explains the Hubble Space Telescope's view of the Pillars of Creation ...

Here are 8 rare and stunning black hole images taken by NASA’s Hubble Space Telescope, showing deep space wonders.

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The world's most powerful telescopes, including the James Webb Space Telescope and FAST, are revolutionizing our ...