Little is known about the long-destroyed moon-forming planet, Theia. But it may have been born in the inner solar system—just like Earth—a new study suggests ...
An international research team led by PD Dr. Florian Peissker at the University of Cologne has used the new observation ...
The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to ...
DARPA’s TBD2 program aims to track tiny spacecraft across deep space, creating the first wide-area surveillance of the ...
A team of astronomers from Princeton University and the Institute for Advanced Study has identified what appears to be a new ...
During the weekend, the orbits of Earth and Saturn will combine to create an interplanetary optical illusion for anyone with ...
Tossing a bad guy into the Sun sounds simple enough, but orbital mechanics make it a far trickier task than you'd expect.
A newly discovered cluster of objects called the “inner kernel” of the Kuiper belt could teach us about the early history of ...
Earth has picked up a new traveling companion – an asteroid named 2025 PN7 that now moves through space in step with us. This ...
When the phrase "two spacecraft are following paths in space given by" is used, it implies that we have access to this kind of information for both spacecraft, usually in the form of mathematical ...
New simulations reveal interstellar objects don't arrive uniformly, with concentrations from the solar apex and galactic ...
The obvious way to fire someone into the Sun is the direct approach, as shown in South Park Season 1. Point a rocket at the ...
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