A pair of solar eruptions over the weekend have unleashed a severe geomagnetic storm that could disr...

Elated by the successful completion of the first leg of 'round-the-world' trip in a solar-powered ai...

Solar Impulse 2, claimed to be the world's only solar-powered aircraft, which is on an around-the-wo...

The Sun's heliosphere is dominated by two giant jets of material shooting backwards over the north a...

India's Mars Orbiter Mission payload has viewed the "albedo" of Mars - the fraction of solar energy ...

The Dawn spacecraft is on target to slip into orbit around the dwarf planet Ceres on Friday after a ...

The world's first solar-powered aircraft will fly day and night and make 12 stops, including two in ...

The planet-hunting Kepler spacecraft which is carrying out a new mission has made its first exoplane...

The European Space Agency will unveil which of five possible sites it has chosen for the first-ever ...