Quasi-moons are not real moons and don't actually orbit the Earth, although they sometimes appear to do so for short periods of time, Phil Nicholson, professor of astronomy at Cornell University, told ...

The NISAR mission is a joint venture between NASA and the Indian Space Research Organization (ISRO.) The satellite, which launched July 30 from India, is designed to observe and map Earth in detail to ...

Earth has reportedly gained a second moon, a small near-Earth object designated 2025 PN7, which is now classified as a ...

A small companion has been following Earth's exact path around the sun, with astronomers calling the object a quasi-moon ...

New images captured by NASA, which have not yet been released yet, show the changing tail of 3I/Atlas. The comet is currently ...

NASA has released the first radar images from a new Earth-mapping satellite showing the Maine coast and North Dakota farmland ...

Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and steadily began to ...

NASA’s Parker Solar Probe captured images of the sun 3.8 million miles away. Images collected by the probe include some of the sun’s outer atmosphere. The images are helping scientists figure out the ...

An Earth-observing radar satellite launched jointly between the U.S. and India has returned its first images of our planet’s surface. "NISAR’s first images are a testament to what can be achieved when ...