HD 219134 is an orange dwarf 21 light-years from Earth, much cooler and smaller than the Sun, and even more than the usual ...

Of the more than 5,000 exoplanets that have been confirmed so far and many more thousands of candidates, most orbit stars the ...

A recent image captured by NASA’s Hubble Space Telescope offers a dazzling view of the Large Magellanic Cloud (LMC), visible ...

This ancient age helps settle a longstanding astrophysical debate. Astronomers typically estimate stellar ages using gyrochronology from the rotation period. Young stars spin fast and slow down as ...

Astronomers using W. M. Keck Observatory on Maunakea, Hawaiʻi Island have listened to the music of a nearby star, uncovering ...

The Large Magellanic Cloud, which is visible only from the Southern Hemisphere, has been caught in the crosshairs of the ...

Its host star, a type called an orange dwarf, is smaller, cooler and dimmer than the sun, with about 70pc of the sun’s mass and diameter and about 20pc of its luminosity. The planet orbits this ...

Its host star, a type called an orange dwarf, is smaller, cooler and dimmer than the sun, with about 70% of the sun's mass and diameter and about 20% of its luminosity. The planet orbits this star ...

A light year is the distance light travels in a year, 9.5 trillion km. Its host star, a type called an orange dwarf, is smaller, cooler and dimmer than the Sun, with about 70 per cent of the Sun ...