Six planets are part of the alignment, which will last until Feb. 18. Mercury will join the alignment later in the month.

Researchers believe they have rediscovered a mysterious star system first spotted in 2011. If true, the alien sun and its ...

In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an ...

Asteroids are space rocks orbiting the sun that are considerably smaller than planets. Scientists believe they’re the ...

Indian scientists from the Physical Research Laboratory have discovered a massive exoplanet, TOI-6038A b, 78 times larger ...

Scientists recently doubled the chances that Asteroid 2024 YR4 will hit Earth in 2032. While earlier estimates said the ...

Twenty-four years ago, a spacecraft with no landing mechanism touched down on a chunk of rock in space. Defying all odds, the Nasa spacecraft became the first in history to not just orbit a minor ...

YR4 has a roughly 2 percent chance of hitting Earth in 2032, and “is large enough to cause localized damage,” NASA says.

Before arriving at the Moon, the small satellite mission will use the gravity of the Sun, Earth, and Moon over several months ...

Two such lunar canyons, Vallis Schrödinger and Vallis Planck, stretch over 270 km (168 miles) each, with depths of 2.7 km ...