To reach Earth’s closest star system, Alpha Centauri, scientists are building a laser-powered spacecraft. To pull off ...

A stunning new image of interstellar comet 3I/ATLAS (C/2025 N1 ATLAS) reveals the cosmic visitor's ion tail has grown ...

On November 6, 2025, a remarkable breakthrough in quantum physics was announced that could potentially revolutionize space ...

If Christopher Nolan's sci-fi movie Interstellar has you wanting more emotional sci-fi journeys, here's an assortment of ...

The more fuel a spacecraft carries, the heavier it becomes, forcing engineers into a delicate balance between thrust and payload.

Astronomers puzzled as 3I/Atlas changes shape, emits strange radio signals, and shows signs of pre-solar origin, challenging current understanding of interstellar objects.

Engineers are developing a concept for interstellar travel using a swarm of 1,000 ultra-light "laser sails." The mission aims to send these sails to Proxima b, an exoplanet 4.25 light-years away, ...

An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in December.

Space exploration has always been constrained by one fundamental issue: the need for fuel. Traditional rockets require vast ...

The true nature of 3I/ATLAS could be revealed in just hours as the interstellar object is expected to emerge from the sun's blind spot on Wednesday.