The Solar System is vast, made up of eight planets, countless moons, and millions of asteroids, all orbiting the Sun. But like any territory, it has a boundary. This boundary is invisible, yet it ...

In total, Saturn is thought to have at least 274 moons, the greatest number of natural satellites in the solar system. After its opposition, Saturn will stay visible for many weeks, but each passing ...

To tell a Mars rover to turn left or an orbiter to change focus, mission scientists have to beam powerful transmissions ...

On the side of the Sun facing Earth, a giant coronal hole appeared in the shape of an enormous love heart, many times the ...

Astronomers predict it will pass relatively close to four planets (but not Earth) and the Sun, then continue its cosmic journey. A Harvard professor made headlines theorizing our visitor is a ...

TRAPPIST-1e, 40 light-years away, may have an Earth-like atmosphere, raising hopes for habitability beyond our solar system.

Objects like 3I/ATLAS could become the "seeds" of giant planets after being captured in the discs of dust and gas surrounding ...

Tax breaks for some home upgrades, solar panels and electric vehicles end soon, some as early as Sept. 30. Homeowners and ...

Several well-known meteorite discoveries are still a mystery. Avi Loeb’s interpretation of some meteorite debris possibly being of alien origin is controversial, because peer‑reviewed analyses point ...

Much as we may treasure and proclaim our independence, we actually live in a protective bubble called the heliosphere.

Nasa has discovered over 6,000 exoplanets - planets outside our Solar System and continue to search for Earth-like worlds ...

Hubble has captured a dense, burned-out star in the act of consuming a Pluto-like object. Happening some 260 light years from Earth, the new observation, published in the Monthly Notices of the Royal ...