Scientists had long thought the Oort Cloud was shaped like a sphere or flattened shell, warped by the push and pull of other planets and the Milky Way itself. The planetarium show hinted that a ...

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

Sedna will reach its closest approach to the Sun in 2076, providing a remarkable space-faring opportunity that won’t come ...

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.

NASA telescopes in Chile have discovered a comet from interstellar space, making its closest approach in October.

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Astronomers have discovered a new interstellar comet passing through our solar system, marking the third interstellar object ...

Astronomers have uncovered new details about an extraordinary object hurtling through thesolar system. A comet with ...

A cosmic body from another star system has entered Earth and is the largest one ever seen. In the previous decade, two other ...

It appears our solar system is getting more popular with out-of-towners. Astronomers may have found a third interstellar ...

This month, Asteroid Terrestrial-impact Last Alert System in Río Hurtado, Chile detected a third interstellar visitor. At ...