Realising that our solar system isn’t like most others out there has helped astronomers rewrite the story of how it formed ...

Scientists are sharpening the methods used to search for alien artifacts inside our own solar system, drawing on recent ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

New theoretical models have strengthened the case that immense, energy-harvesting structures orbiting their host stars could ...

We recently discussed the different types of worlds that the Habitable Worlds Observatory (HWO) is expected to find that ...

Forbes contributors publish independent expert analyses and insights. Adam Frank is an astrophysicist exploring our place in the Cosmos. As a practicing astrophysicist and science communicator I see ...

KENNEDY SPACE CENTER — SpaceX’s Falcon 9 rocket pierced the Wednesday morning sky as it launched three spacecraft from NASA and NOAA that will study the solar system’s “bubble,” collect information on ...

Aliens may have lived in our solar system, according to new research. NASA scientists have unveiled evidence that the dwarf ...