According to NASA, a low Earth orbit (singular) is any orbital trajectory that stays within 1,200 miles (2,000 kilometers) of ...

In 2025, the U.S. leads with over 10.3K satellites in orbit, powering communications, defense, and science, making it a ...

Could a recently discovered "super-Earth" have the potential temperature and conditions to sustain life? The new exoplanet is situated "fairly close to us" -- only 137 light-years away -- and orbits ...

Orbital transfer vehicles launch atop rockets, carrying other spacecraft that they deliver to specific, often hard-to-reach, orbits. The new early-stage studies for NASA should be complete by ...

Recently, astronomers at the Haleakalā Observatory in Hawaii discovered a new "quasi-satellite" of Earth—2025 PN7. This asteroid shares a similar orbit with Earth, and from our perspective, it appears ...

Around the world, international borders are hardening. Nations are competing for resources, technology and even orbits. But in Vienna this June, a different vision took center stage. One where space ...

NASA is asking six companies to help the agency move spacecraft between difficult-to-reach orbits. The agency recently awarded a total of $1.4 million to the group, which includes companies like Blue ...