Bothell, Wash.-based Portal Space Systems shows off the lab where its solar thermal propulsion system will be developed.
The heliosphere, a cosmic bubble formed by the Sun, protects our solar system from interstellar threats and influences life's ...
Early in our Solar System’s history, bits of icy debris were scattered and then gradually coaxed into a spiral alignment in ...
One million alien visitors from another star system could already be lurking in the solar system. We aren't talking about ...
The Solar System continues to surprise us day after day and its presence in terms of dominance and expansion goes far beyond what we thought. And indeed, a long way from Neptune an ...
A distant exoplanet discovered, named Enaiposha, is unlike anything found in our own solar system, similar to a "super-Venus" ...
With the new spottings, Saturn has usurped Jupiter which has 95 known moons, while Uranus (28) and Neptune (16) remain third ...
Even the little-understood Oort Cloud, at the outer edges of our solar system beyond view, has a partly spiral structure.
Once as high as 60 cents per kilowatt hour, solar feed-in tariffs are now as low as just a few cents for some. While 4 ...
At first glance, the night sky appears still. But in reality, everything moves, our Solar System being no exception. As it ...