NASA has cataloged only a fraction of the near-Earth asteroids large enough to destroy a major city, and the agency’s own data confirms that thousands of these objects remain invisible to current ...

NOTICE: The project that is the subject of this report was approved by the Governing Board of the National Research Council, whose members are drawn from the councils of the National Academy of ...

JWST imaged 2024 YR4 in late March, making it the smallest object the telescope had imaged to date. The data its instruments collected indicate that based on the amount of heat it gives off, 2024 YR4 ...

A space rock roughly the height of a 15‑story building is on a trajectory that could intersect with the Moon in the early 2030s, and astronomers are watching it with unusual intensity. The object, ...

Oct. 8 (UPI) --International space agencies say an asteroid zipped by Earth closer than a large number of satellites currently in orbit, but was not detected until hours later. The European Space ...

Astronomers have spotted a quasi-moon near Earth — and the small space rock has likely been hanging out near our planet unseen by telescopes for about 60 years, according to new research.Related video ...

Asteroid 2022 RD2 is a near-Earth object that could become a temporary moon, then later a potential crash risk for the planet later this century. Credit: NASA / JPL-Caltech illustration Scientists ...