The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system.

3I/ATLAS, an interstellar object currently zipping through the solar system, is capturing the attention of astronomers, the ...

In an exciting and rare new discovery, astronomers recently confirmed that a third known interstellar object has entered our solar system. The interstellar comet, dubbed "3I/ATLAS", was initially ...

The spacecraft will map the boundaries of the heliosphere, study how Earth’s outer atmosphere reacts to solar activity and ...

The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously thought, astronomers say.

Ever since the comet 3I/Atlas was spotted, it has sparked curiosity—not just from astronomers and physicists, but from anyone ...

Scientists at the European Space Agency used a laser to communicate with a spacecraft 165 million miles (265 million kilometers) away in deep space for the first time, marking a major step forward in ...

A striking new image of the strange interstellar object 3I/ATLAS has revealed it is growing a tail, offering more proof that ...

IMAP mission will explore our solar system's protective heliosphere and will also help us develop a better understanding of ...

IMAP (short for "Interstellar Mapping and Acceleration Probe") is the primary payload on today's flight. The roughly $600 ...

The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...