Breaking space news, the latest updates ... So, right off the bat, Mercury wasn't given a lot to work with. Second, the outer planets did not form in their present locations.

How can fission-powered propulsion help advance deep space exploration, specifically to the outer planets like Jupiter, ...

What's left of Mercury Rocky Mercury may have been a hit-and-run impactor that had much of its outer ... of planets, while others are rich in iron, like the core of a planet. The range of space ...

So far, only two missions have made it to the Swift Planet. A third one, the Japanese and European space ... on Mercury’s birth. Scientists think that perhaps early Mercury’s outer layer ...

the planet's magnetic field, and the enigmatic "hollows" on the surface. Mercury's outer shell is covered in ancient lava flows, pitted by space rocks for the past 4 billion years or so.

Related stories "Because Mercury is shrinking, you're causing bits of the outer ... Space Agency and one from the Japan Aerospace Exploration Agency, that will be scrutinising the planet's surface ...

Space scientists accomplished ... rocks on the scale of so-called "planet killers" previously hidden within the inner solar system. In orbits between Venus and Mercury, scientists detected the ...

NASA's MESSENGER spacecraft launched 20 years ago, on August 2, 2004, and although its mission ended in 2015, MESSENGER's observations of the Sun-scorched planet ... outer layers of Mercury's ...

The cartoon images of the outer planets are ... of all four terrestrial planets and the modern orbits of the giant planets in broad strokes. By evaluating our Mercury analogs’ core mass ...

UNITED NATIONS — Russia on Wednesday vetoed a U.N. resolution sponsored by the United States and Japan calling on all nations to prevent a dangerous nuclear arms race in outer space, calling it ...