NASA's newest rocket makes launch pad debut 01:52. NASA has discovered more than 5,000 planets outside of our solar system – but so far, Earth is the only one that appears to have the right ...

Trump’s budget would cut NASA’s $7.33 billion science budget nearly in half. The administration’s argument is simple: NASA ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

Until now, most of the verified planets outside our solar system were sized more like strapping Jupiter, which is 87,000 miles across, than like shrimpy Earth, which is not quite 8,000.

Embark on a thrilling journey through our Solar System, exploring the inner planets and space travel possibilities. We start with an introduction to the incredible potential of space travel and how ...

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

NASA uses what they call the “transit method” to identify exoplanets. Getty Images Some 31% of the exoplanets are Super-Earths – a term that refers to a planet’s size and means it is ...

NASA also followed up with a study using the Hubble Space Telescope to determine whether the planets were rocky, or likely had a “puffy” atmosphere like those of our own system’s gas giants.

The first planets confirmed outside our solar system were discovered in 1992, with the identification of three planets orbiting a neutron star known as a pulsar.Pulsars rotate incredibly fast and ...

NASA’s Kepler mission has discovered the first Earth-sized planets orbiting a Sun-like star outside our solar system. The planets, called Kepler-20e and Kepler-20f, are too close to their star ...