Yet, despite major investments in new space missions – notably the James Webb Space Telescope (JWST) – exoplanet surveys targeting habitable Earth-like planets are unlikely to resolve much more than ...

On Sunday, Sept. 29, Earth captured a new "mini-moon" called 2024 PT5. The bus-size asteroid is expected to orbit our planet for 57 days, but is too small to be visible to amateur skywatchers.

T he lidless eyes of the satellites circle the Earth, looking down upon the surface. The images that satellites like the U.S. Geological Survey’s Landsat 7 become instant feedback about our ...

There is no way our eyes can take in the size of the spherical Earth when we are standing on it. You couldn't tell the Earth was a sphere even if you hiked to the top of Mount Everest , which is ...

This month, the green Comet C/2022 E3 (ZTF) will zoom past Earth for the first time since the Upper Paleolithic period, which is a really long time. Even better, it may be visible with the naked eye.

On Sunday, Sept. 29, Earth captured a new "minimoon" called 2024 PT5. The bus-size asteroid is expected to orbit our planet for 57 days, but is too small to be visible to amateur skywatchers.