Hale-Bopp originated in the Oort Cloud, a theoretical shell of icy planetesimals surrounding the sun in the outer reaches of ...

Two sister meteor showers are already flashing across night skies—and will peak a week apart. The Southern Taurids will reach ...

Cloudy with a chance of axions: An axion cloud around a neutron ... This is because dark matter hardly interacts with anything as far as we know, making it very difficult to detect. So far, searches ...

Comets are sometimes dislodged from their home in the outer solar system by the gravity of another object, redirecting them toward the sun. As the comet gains speed, it swings around ... from Earth.

Oct. 27, 2024 — The warming climate in polar regions may significantly disrupt ocean circulation patterns, a new study indicates. Scientists discovered that in the distant past, growing inflows ...

At its peak, you can expect to see 60 to 100 meteors in an hour from a dark ... "Earth passes through the debris left behind by comet 55P/Tempel-Tuttle during its highly elliptical orbit around ...

This event is linked to Halley’s comet ... craters found around the Earth that were made around the same time could be linked to debris falling from a ring, a new study suggests.

Potentially deadly comets could be spotted many years in advance by following the meteoroid trails they leave near Earth, new ...

especially high-energy electrons may fall out of Earth's inner radiation belt, according to a new study -- an electron 'rain' that could threaten satellites, and even ... NASA's Hubble ...

The cryovolcanic "centaur" comet 29P/Schwassmann-Wachmann has erupted four times in less than 48 hours, becoming unusually ...