In 1995, a parallel race was on in astronomy — one to find the first planet beyond our own solar system, and the other to find the first brown dwarf, a class of object too heavy to be a planet ...

The solar system has nine planets, but in 2006 the International Astronomical Union declared Pluto a dwarf planet, making the ...

The nearby star Gliese 229 harbours a ‘brown dwarf’ companion ... stands out as a singular system. Yet, among the hundreds of billions of solar systems in our Galaxy, we have probed only ...

Astronomers have discovered a rocky Earth-like planet around a white dwarf star, hinting at our planet's future about eight billion years from now.

A team of astronomers has uncovered an Earth-like planet orbiting a star located 4,000 light years away from the solar system ...

Astronomers have discovered an Earth-like planet orbiting a white dwarf 4,000 light years away, raising questions about Earth ...

The James Webb Space Telescope (JWST) is shedding light on mysteries surrounding brown dwarfs, following decades of questions ...

So the brown dwarf that three decades ago was named Gliese 229B is now recognized as Gliese 229Ba, with a mass 38 times greater than our solar system's largest planet Jupiter, and Gliese 229Bb ...

A distant white dwarf hosts an Earth-like planet in an orbit that might be similar to Earth’s if it survives the Sun’s red giant phase.

So the brown dwarf that three decades ago was named Gliese 229B is now recognised as Gliese 229Ba, with a mass 38 times greater than our solar system's largest planet Jupiter. They are located 19 ...