Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.

Baba Vanga predicted alien contact in 2025. Now, an interstellar object, 3I/ATLAS, is raising eyebrows—and fears. Harvard's ...

Irene Klotz is Senior Space Editor for Aviation Week, based in Cape Canaveral. Before joining Aviation Week in 2017, Irene spent 25 years as a wire service reporter covering human and robotic ...

Baba Vanga predicted that aliens would make contact with Earth in 2025. A scientist has claimed that the interstellar object 3I/ATLAS moving towards the inner solar system is an alien mothership that ...

On Fox 10 Talks, Harvard professor Dr. Avi Loeb joins us again to discuss a new proposal concerning the interstellar object ...

From tracking a rare interstellar visitor to revealing hidden star systems, the SETI Institute is at the forefront of space science. Explore four recent stories showcasing our role in groundbreaking ...

This score means that it’s likely to have been engineered instead of being a naturally occurring force.

Scientists want to send a spacecraft to intercept the interstellar object 3I/ATLAS before it vanishes for good.

Juno would offer ~20-24x better angular resolution due to proximity (distance ratio ~24:1), enabling finer details of ...

Harvard astrophysicist Avi Loeb suggests a comet passing through the solar system may be an alien spacecraft, sparking debate among experts.

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

Scientists are exploring various proposals to repurpose existing spacecraft in order to chase after the interstellar object ...