The nearby star Vega, featured in the 1997 movie Contact, appears to have a smooth disk devoid of giant planets for reasons ...

An exoplanet is a planet that orbits a star other than our sun. “But the planet is too close to the host star, closer than the habitable zone … even if the star is about 2,500 degrees cooler ...

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

I enjoy marking day’s end, beginning of nighttime, with a glance to the dazzling white Evening Star low in the ...