The double-satellite Proba-3 is the most ambitious member yet of ESA's Proba family of experimental missions. Two spacecraft ...

A sunspot named AR3901 that keeps flinging out M-class solar flares is about to face toward the Earth, putting us in the ...

Discover the Sun’s incredible heat, its layers, and what fuels it. Explore ExtremeTech’s in-depth article and get closer to ...

TRON Hackathon winners announced with Google Cloud's backing; projects spanned Web3, DeFi, Artistry, Builder, and Integration ...

A BUS-SIZED “mini moon” is in the final days of its trip to Earth’s skies – and will soon vanish until 2055. The holidaying ...

In recent years, astronomers have developed techniques to measure the metal content of stars with extreme accuracy. With that ...

Humanity is better prepared than ever before to prevent a large asteroid from crashing into Earth, but there's more work, and ...

But on November 19, Pluto enters Aquarius, leaving Capricorn behind for 248 years and allowing this sign to begin a new and ...

Ever since William Herschel discovered Uranus in 1781, astronomers have been eager to find new planets on the outer edge of ...

Earth’s orbit around the Sun is not circular, but an ellipse. The perimeter of Earth’s orbit is roughly 584 million miles ...

K2-360 b has a radius just shy of 1.6 times that of Earth, giving it a volume four times as large. Its mass, though, is 7.7 ...

The sun's solar weather has caused several atmospheric events since the star entered its maximum phase. See the sun's effect.