The third known visitor from another star system, Comet 3I/ATLAS, has been racing through the Solar System with just enough ...

Researchers used the Green Bank Telescope to study the interstellar comet and found that it exhibits typical cometary behavior, with no unusual features detected ...

Unlike the comets that call our solar system home, 3I/ATLAS is a cosmic nomad on a hyperbolic trajectory — a one-time flyby ...

An international team of researchers pointed the largest single-dish radio telescope in the world at 3I/ATLAS.

Researchers noted that two other teams conducted independent searches of 3I/ATLAS at different frequencies. Neither group detected credible artificial radio signals. Scientists say the findings ...

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

Discover why astronomers believe the interstellar comet 3I/ATLAS could be 14 billion years old and what Harvard's Avi Loeb ...

Hubble's latest images of interstellar comet 3I/ATLAS reveal sustained, jet-like eruptions and a carbon dioxide-rich coma ...

From signs of life on Mars to an interstellar visitor and weakening dark energy, 2025 reshaped space science, raising the ...

You're going to see a lot of stories in 2026 claiming soon-to-be-achieved science and tech advances. Here are the ones just ...

Some scientific breakthroughs may be lost to time due to scandal and redaction, while others are simply a case of waiting for ...

The moon and sun share top billing in 2026. Here’s a rundown on what the universe has in store for us in 2026: ...