The sun’s outer atmosphere resembles a pufferfish.

ENERGY bills could finally tumble if Britain cuts “bonkers” red tape costing customer a fortune, the boss of Octopus has ...

Sometimes there are storms where the wind gets really strong, it might rain, or there might be thunder and lightning. Did you ...

IT is no longer eccentrics warning the End is Nigh – some of the smartest minds in the world think humankind faces ...

The boundary of a solar system is not defined by planets, but by gravity. Beyond Pluto and the Kuiper Belt lies the Oort ...

The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...

Long before humans walked the Earth, your solar system had a brush with two blazing blue stars that passed surprisingly close ...

A mysterious object hurtling through our solar system may be older than the Sun and promises unprecedented insight into the ...

It's almost as old as the Universe, and as massive as 34 billion Suns. It eats stars for breakfast. And now it's about to ...

The most useful times in the life of a comet are usually the ones that come after the close pass, when the light has cleared up, the geometry is better and the physics is more prone to analysis into ...

At the ragged frontier where the Sun’s influence gives way to the galaxy, a decades‑old spacecraft has stumbled into a ...

Scientists tracked a single active region on the Sun for 94 days using two spacecraft, far beyond the typical two-week ...