A blueprint for visiting an interstellar comet

Sometime in 2029, the European Space Agency is scheduled to launch its Comet Interceptor Mission. The Interceptor will wait ...

The buzz over an ‘alien’ interstellar comet shows how way-out speculation goes viral

Is an interstellar comet actually an alien spaceship? A researcher traces how influencers spread such speculation via social ...

Infamous 3I/ATLAS comet is covered in ice volcanoes, surprising astronomers

As the 3I/ATLAS nears its closest distance to Earth, an international team of astronomers now says the space rock may be covered in active, icy cryovolcanoes. If true, the evidence detailed in their ...

Interstellar object covered in 'icy volcanoes' could rewrite our understanding of how comets formed

Analysis of the second confirmed interstellar comet to visit our solar system suggests that the alien body could be covered ...