At roughly 250,000 kilometers per hour, comet 3I/ATLAS did not merely enter the inner solar system; it tore through it at a ...

At more than 60 kilometers per second relative to the Sun, 3I/ATLAS did not arrive quietly. The object is only the third confirmed visitor from beyond the solar system, and its passage has turned into ...

Venus and Saturn are due up for a visually striking event known as a planetary conjunction. Here's everything to know about ...

Astronomers are exploring a new way to measure the universe’s expansion rate using the gravitational-wave background detected ...

Two landers manufactured by Firefly Aerospace and Intuitive Machines were briefly on the moon at the same time in March 2025. Here's what happened.

Astronomers have uncovered one of the most mysterious galaxies ever found — a dim, ghostly object called CDG-2 that is almost entirely made of dark matter. Located 300 million light-years away in the ...

The single whistler event was recorded over a crustal magnetic field, at an altitude of 349 kilometers (217 miles) on the ...

A stronomers report the discovery of a truly incredible object. They are calling it Candidate Dark Galaxy-2 (CDG-2), a ...

Elon Musk has repeatedly emphasized that no matter how financially successful SpaceX may be, the company will have failed in his eyes if the primary objective – the colonization of Mars – ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...

Water ice on Mars, bubbling gas on a distant star, a snow-covered island, and a pre-planetary nebula are featured this week. Plus, a look back at an image of Mars taken by the Dawn spacecraft during a ...

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