between LS1 and our planet. The mass of the galaxy cluster caused distant light from LS1 to bend around it, magnifying the light of the background star by 2,000 times, thereby allowing the Hubble ...

If you’re going to set a sci-fi movie on an alien planet, it’s a nice bonus if that planet actually exists. Or, at least, is inspired by one that actually exists. In the new film Ash, director Flying ...

Four small, newly discovered worlds are less than six light-years away from Earth, and their discovery reinforces a ...

reaching greatest brilliancy this evening at 6 P.M. EST Earth's sister planet is now a long-lingering "evening star," shining at magnitude –4.9 and some 40° high in the western sky at sunset.

As it orbits its star, it moves close enough at one point to experience extreme heat, similar to Venus’s temperature. But at its farthest point, the planet is nearly twice the distance from Earth to ...

Artist's concept of a potentially habitable super-Earth orbiting a star called HD 20794. Illustration credit: Gabriel Pérez ...

With an orbit of 647 days, HD 20794 d is similar to Mars in our solar system. However, its orbit around the star is highly ...

As the innermost planet, Mercury rarely peeks out beyond the sun, but it will be at its farthest distance this ... astronomy apps can help you locate stars, planets and constellations.