Stretching billions of miles beyond Neptune, the Kuiper Belt is a vast ring of icy worlds — a frozen frontier where ancient ...

The simulation of the Solar System that came the closest to the observation was the presence of a small planet, between the ...

Astronomers are investigating a potential hidden planet, dubbed Planet Y, far beyond Neptune. Its gravitational pull is ...

Scientists have recently unveiled a remarkable discovery in the outer reaches of our solar system: a space fossil located 4 ...

It will be a while before you can see it for yourself, however. Halley’s comet was last visible from Earth in 1986, meaning ...

Comet C/2025 A6 (Lemmon) is this year’s brightest comet visible from Earth—an icy relic from the solar system’s origins that ...

The solar system is composed of the sun, eight major planets, five dwarf planets, over a hundred moons, and countless comets ...

Bill McKinnon shares his story of a career spent studying the geology and geophysics of icy worlds beyond our own. McKinnon, ...

Comet C/2025 A6 (Lemmon) is this year’s brightest comet visible from Earth—an icy relic from the solar system’s origins that ...

The event is called the Orionids merely because the shooting stars appear like they're emanating from the constellation of ...

The Ministry of Digital Affairs (MODA) is actively advancing low Earth orbit (LEO) satellite business development, with ...

CAPE CANAVERAL SPACE FORCE STATION — The United Launch Alliance launched its Atlas V rocket as it carried Amazon’s Project Kuiper satellites from Space Launch Complex-31 on Monday night. The Atlas V ...