Around 4.6 billion years ago, a vast cloud of gas and dust called a molecular cloud drifted through the Milky Way. Composed ...

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a comet from another star system.

A rare interstellar comet is flying through our solar system. Here's how—and when—you might be able to see Comet ATLAS from ...

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first spotted on July 1 by the NASA-funded Asteroid Terrestrial-impact Last ...

The Sun, our life-giving star, is slowly dying. In about 5 billion years, it will exhaust its fuel and transform into a red giant, altering the solar system forever. But long before that, the Sun’s ...

The icy traveler, called 3I/ATLAS or Comet ATLAS, was discovered on July 1 by the NASA -funded ATLAS survey telescope in Río Hurtado, Chile. This enormous space snowball came from the direction of the ...

“Objects bound to the sun — denizens of our solar system — take paths around it that return to the same point,” Kareta wrote in an email. “The Earth’s orbit is mostly ... the solar system.” A NASA ...

It’s officially the third known interstellar object to pass through our solar system and poses no threat to Earth.

The mission was also Tom Stafford's last spaceflight. The Apollo Command Module Pilot, Vance Brand, would go on to fly on ...

International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one day resemble our own.