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.

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

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

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

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

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

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first ...