Centimeter-sized pebbles have been detected in protoplanetary discs using e‑MERLIN, filling in a critical phase of planet ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

The size of the Solar System and the Universe is truly beyond our comprehension. When we think of the vastness of space, we ...

Astronomers have been given the rare opportunity to study an extrasolar object after the recent discovery of the interstellar comet 3I/ATLAS. Experts tell Live Science how they are planning to observe ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.