Take a journey through the Milky Way galaxy, exploring the wonders of our solar system and the distant stars that illuminate the night sky. The Milky Way is home to over 100 billion stars, each with ...

Scientists want to study a distant world in the solar system that is classified as a dwarf planet. But some experts think it ...

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 ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

Sedna, a distant dwarf planet three-quarters the size of Pluto, is inching toward the brightest star in our sky — and in 2076 ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show opening to the public on Monday.

Astronomers have confirmed the discovery of a rare celestial visitor from beyond our Solar System. The comet was first spotted on 1 July 2025 by the Asteroid Terrestrial-impact Last Alert System ...

Astronomers have confirmed the discovery of a rare celestial visitor: a comet from beyond our Solar System. Officially named ...

The comet will zip past Mars’s orbit and reach its closest point to the Sun on 29 October 2025, at 1.35 astronomical units.

The Interstellar Boundary Explorer (IBEX) is a small satellite already orbiting Earth. IBEX has special instruments gathering ...

The European Space Agency (ESA) will launch its bold "Comet Interceptor" Mission after 3I/ATLAS became the third interstellar ...