On January 4, 2025, Earth will reach perihelion—its closest point to the Sun for the year—a perfect moment to reconnect with ...

When comet C/2024 S1 (ATLAS) was first discovered in late September, it was almost immediately identified as a member of the ...

Something to 👀. New sungrazing comet in ESA/NASA SOHO/LASCO C3, found last night by citizen scientist Zesheng Yang. It ...

An owner leaped into action to recall her dog after the sounds of coyotes swirled around her home. Unaware of the dangers ...

Earth’s orbit around the Sun is not circular, but an ellipse. The perimeter of Earth’s orbit is roughly 584 million miles ...

The Martian new year arrives with the Red Planet’s vernal equinox. Explaining why requires a deep dive into celestial ...

The Leonid meteor shower peaks in North America overnight from Nov. 17 to 18, with "shooting stars" and fast-moving fireballs ...

NASA's Parker Solar Probe recently completed its closest flyby of the Sun, coming within 3.8 million miles of its surface.

Though the nearly full moon will likely outshine some of these speedy meteors, you may still be able to catch a glimpse of ...

Discover the Sun’s incredible heat, its layers, and what fuels it. Explore ExtremeTech’s in-depth article and get closer to ...

NASA and the European Space Agency’s Solar and Heliospheric Observatory (SOHO) spotted Comet C/2024 S1 (ATLAS) as it made its closest approach to the Sun on Monday. The affectionately nicknamed ...

Above: Takaya Okada (Japan) observes Comet C/2023 A3 with his EVSCOPE2. In the background you can see the comet tracing its ...