Until recently, we could only study geology by looking at rocks on Earth and the Moon —well, and the rare meteor or two that ...

Who hasn't looked into the sky and wondered if there's life out there, somewhere, looking back at us? Is it possible there's ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

A high-precision time measurement system based on the radioactive decay of manganese-53 was used to determine the precise age ...

The eight largest moons in our solar system are Ganymede, Titan, Callisto, Io, Earth's Moon, Europa, Triton, and Titania.

Early Earth lacked life’s essentials until a collision with Theia added them. This chance event made life possible. After the ...

Riding alongside IMAP, NOAA's SWFO-L1 will serve as a dedicated solar alert system, monitoring space weather and energetic particles in real time. Its data will feed directly into NOAA's forecasting ...

The greatest challenge facing astrobiologists is that there is only one planet known to us that has life. Of all the bodies ...

The Blood Moon of 2025 was the most anticipated event of the year, taking place on the night of September 7 and capturing the ...

People in the Eastern Hemisphere may see Earth’s shadow pass over the lunar surface, covering our world’s natural satellite ...