Are we alone in the universe? While no one can say for sure, space scientists know where to start looking—exoplanets. An ...

Until then, the few planets known to exist beyond the solar system accompanied pulsars, the collapsed remnants of burnt-out stars, and had revealed themselves through glitches in the precise ...

The decision comes as the Voyager spacecraft face diminishing power supplies due to the gradual decay of their radioactive ...

Planets beyond our solar system are called exoplanets. Those orbiting Barnard’s star are among the smallest of the more than 5,800 exoplanets discovered since the 1990s as astronomers refine their ...

Astronomers now have a powerful new tool to uncover the faintest traces of exoplanets, galactic structures, variable stars, and fleeting cosmic events beyond our solar system. The Prime-focus ...

Astronomers have for the first time identified oxygen and carbon in the atmosphere of a planet beyond the Solar System. The oxygen naturally exists and is not produced by plant life, as occurs on ...

Scientists from UNSW Sydney have located a potential new exoplanet – a planet that orbits a star outside of our solar system – using a technique known as ‘transit timing variation’.

NASA engineers are turning off two instruments to ensure that the twin spacecraft, Voyager 1 and Voyager 2, can continue exploring space beyond the limits of the solar system. To save energy for ...