Predictions are uncertain, but the solar system may be pushed farther from the galactic core or even ejected entirely from ...

Mercury is the closest planet to the sun, followed by Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Mercury orbits ...

Caltech scientists are developing laser-driven lightsails that could push spacecraft beyond our solar system. Their research ...

The PUNCH mission will also involve creating an artificial total solar eclipse, which will provide an extended, ...

Set against a backdrop littered with tiny pinpricks of light glint a few, brighter stars, this is NGC 1858, a 10-million-year ...

Launched in 2016 by the late Stephen Hawking and tech investor Yuri Milner, Breakthrough Starshot aims to send miniature probes to Alpha Centauri, the closest star system to Earth. The plan relies ...

Scheduled to launch on Feb. 27, NASA's PUNCH mission could revolutionize space weather forecasts, unify the solar corona and ...

Sirius, the Dog Star, is difficult to ignore. Ostentatiously scintillating on the southern horizon right now, the “Searing ...

The closest star to Earth is the Sun. In our solar system there are 8 planets including planet Earth. Usually, other planets can only be seen from Earth with a very strong telescope.

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...