Reference Our solar eclipse guide 2022 contains everything you need to know about the two partial solar eclipses that will occur on Apr. 30 and Oct. 25 this year.
Reference Our meteor shower calendar 2022 ensures you know where and when the most impressive meteor showers are occurring this year and how to view them.
Reference The moon is Earth's closest celestial neighbor, but the temperature on the moon is drastically different.
Reference The average distance between Earth and the moon is about 238,855 miles (384,400 kilometers).
Researchers think that comet fragments may have exploded over Ohio 1,600 years ago, triggering a violent airburst and starting wildfires that devastated the Hopewell people's crops and the landscape.
New research suggests that stellar radiation may commonly strip away the atmospheric outer layers of exoplanets slightly smaller than Neptune, transforming them into super-Earths.
A solar eclipse on one side of Earth stimulated aurora displays on the opposite side of our planet, according to a new study.
Nearby galaxies and their black holes could hold the answers to the existential questions that remain unanswered about the beginning of the universe.
Scientists observed changes in the signals coming from rapidly-spinning stars called pulsars that might point to the existence of subtle space-time ripples vibrating throughout the entire universe.
Researchers at the Massachusetts Institute of Technology (MIT) want to engineer a new kind of hovering spacecraft that can operate without air.
Microbes released a toxic gas called hydrogen sulfide that subsequently prolonged the Permian extinction event 250 million years ago, according to a new study.
The magnetosphere of Jupiter's moon Ganymede sounds like a dial-up modem in a newly-released audio clip from NASA.
NASA is counting down toward a Christmas Day launch for its biggest space telescope ever and you can watch it all live online.