Earth" planet named HD 20794 d, located 20 light-years away, which could have conditions suitable for life.
The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long ...
After Friday's spectacle, a "planet parade" of this size won't appear in the night sky for several years, experts say.
The revelation that Pluto and its large moon may have collided, causing Pluto to be geologically active, could mean there are ...
Seven planets are on display in the night sky at the end of February, but some will be harder to spot than others. Here’s ...
Human activities have harmed Mother Earth due to greed and pride, compromising her health. While natural disasters help ...
A White House science advisor recently war-gamed with space agency heads worldwide to devise a planet-saving defense to an ...
Mercury, Venus, Mars, Jupiter, Saturn, Neptune and Uranus could be visible, but not all can be seen by the naked eye.
A modest NASA space telescope with grand ambitions will soon launch into an orbit around Earth. Here's why scientists are ...