A potentially habitable new planet has been discovered 146 light-years away – but it may be -70C

The Earth-size planet HD 137010 b has a ‘50% chance of residing in the habitable zone’ of its sun-like star, scientists say ...

A Unique ‘Planet Parade’ Is Now On—But There’s Only One Way To See It

A rare triple conjunction of Venus, Mars and Mercury is happening on the opposite side of the solar system to where Earth is, ...
Modern Engineering Marvels on MSN

Mars-orbit cameras track a visitor from another star system, up close

The engineering lesson is simple: Sometimes the best observatory is the one already parked at another planet. When an ...