Antares, clearly visible with binoculars, appears orange-red and is a massive red supergiant whose surface would extend halfway to Jupiter if placed at the center of our solar system ... distant ...

While asteroids are more easily discovered with optical telescopes, radar images shine when it comes to details.

The second-largest asteroid in the solar system is Vesta, and it may be a piece of an ancient lost planet. […] ...

NASA has spent decades obsessed with asteroids and for good reason. These ancient space rocks aren’t just debris; they’re ...

Most astronomers agree that life is likely common throughout the universe. While Earth is the only world known to have life, ...

Apples-to-apples comparisons in the distant universe are hard to come by. Whether the subject is dwarf galaxies, supermassive ...

A glass bead retrieved by China's Chang'e-5 lunar mission is offering a glimpse into the moon's hidden interior and violent past. Witness live views of Earth from the International Space Station as it ...

Mar. 17, 2025 — A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new ... Webb Telescope Captures Its ...

This revised view may apply to other asteroids and reshape planetary formation ... It is believed that there are more such super-Earths outside our solar system. It is common to have such planets ...

In the not-too-distant future, an expanded version of this system — or one very much like ... The newest ones weigh more than half a ton, and once their solar-panel wings unfurl, they measure ...

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