The object dubbed Earth's "second moon" is actually a quasi-satellite that's accompanied the planet since 1957 — not a true ...

A solar radiation storm marks the release of intense, rapidly-moving charged particles toward Earth and can impact space launches, aviation and satellite operations. The last time severe solar ...

The asteroid Apophis, also known as 99942 Apophis, will have its historic close approach to Earth on Friday, the 13th of April 2029. With its diameter at approximately 375 meters, this NEA will be ...

NASA’s Jet Propulsion Laboratory is monitoring a massive asteroid, known as 2025 XV. This is roughly 290 feet across, will make a close but safe approach to Earth on December 18. The asteroid will ...

The comet poses no danger to Earth and will pass at a distance of about 170 million miles. Scientists are studying the object, which originated outside our solar system, using telescopes like Hubble ...

Scientists confirmed the object originated outside our solar system due to its high speed and trajectory. The comet poses no danger and will pass about 170 million miles from Earth. While not visible ...

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Enthusiasts equipped with a small telescope would be able to witness the third interstellar object to enter our system. Interstellar comet 3I/ATLAS would be making its closest approach to Earth on ...

The recently spotted asteroid 2025 PN7 appears to be the source of the rumor mill about Earth's supposed second moon. Earth has several quasi-moons that get their name due to the fact that they ...

NASA has confirmed a small asteroid named 2025 PN7 is a quasi-moon of Earth. The space rock orbits the sun at a similar pace to Earth, making it appear to follow our planet. This quasi-moon is ...

Earth has a newly discovered—albeit temporary—companion in its journey around the sun. In research published this month in Research Notes of the AAS, a non-peer reviewed publication from the American ...