A “second moon” post sends social media into orbit — but NASA says it’s really a tiny quasi-satellite named 2025 […] The post ...

Not everything about space is true. Our planetary scientist is here to share the truth about popular celestial myths.

A newly discovered comet is about to make its closest pass to Earth on Tuesday night. It should be visible over the Bay Area before it disappears — and won’t be seen again for more than a thousand ...

The celestial object is what scientists call a quasi-moon — an asteroid that orbits the sun but appears to move alongside ...

Have you ever wondered how long it takes for each planet to orbit the Sun? From Mercury’s blazing 88-day year to Neptune’s ...

NASA has confirmed that a small asteroid named 2025 PN7 has been orbiting alongside Earth since the 1960s and will remain our ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

Here's where, when, and how to watch Orionids meteor shower and the Comet Lemmon against the darkness of tonight's sky and ...

NASA just confirmed that a quasi-moon has been orbiting since 1960. Here is everything to know about what is being called a "second moon." ...

NASA has confirmed the discovery of 2025 PN7, a small quasi-moon that has been orbiting near Earth since the 1960s and may ...

A rare green Halloween comet will be visible in the night sky over the next few weeks before it vanishes for 1,300 years.

The next full moon will be the closest supermoon of 2025, set to shine for days. Here's when to watch and what to know about ...