The odd nature of 3I/ATLAS led astrophysicist Avi Loeb to apply a thought experiment to it, highlighting everything that ...

The European Space Agency-led Solar Orbiter mission has split the flood of energetic particles flung out into space from the ...

Our solar system's latest and only third known interstellar visitor is becoming more fascinating by the minute. Spotted in early July, the object, dubbed 3I/ATLAS, is believed to be a comet. It's ...

NASA is tracking a mysterious, fast-moving object entering our solar system, raising questions about whether it's just a ...

Called 3I/ATLAS, the object is only the third of its kind known to astronomers, and it’s likely been heading our way for billions of years, carrying pristine material from another star system ...

Discovered last month by a telescope in Chile, the comet known as 3I-Atlas is only the third known interstellar object to ...

Could the solar system be teeming with interstellar objects? We'll soon find out (op-ed) News By Darryl Seligman published February 16, 2024 ...

Astronomers propose a new hypothetical planet, Planet Y, beyond Neptune, based on observed orbital anomalies in the Kuiper ...

NASA’s Hubble Space Telescope has snapped images of a recently discovered interstellar visitor hurtling through our solar ...

The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another ...

The appeal is straightforward. Solar panels on Earth depend on weather. They shut down at night, sulk under clouds, and fade ...

A future where your lights, phone, and even entire cities are powered by sunlight collected in orbit may not be far-fetched.