diameter of earth

LATEST VIDEO

Cosmos - Eratosthenes calculates Earth's circumference


In the 3rd century BCE, Eratosthenes calculated the circumference of the Earth to high precision. Further Reading: en.wikipedia.org This is a ...

youtube.com

LATEST BLOG NEWS

The Inner Solar System: A Closer Look at Mercury, Venus, Earth and ...

It is the fourth planet from the Sun and is just about over half the diameter of Earth. Mars is one of the most highly investigated planets of the Solar System. There have been multiple spacecrafts sent to study it and many are on its ...

White Dwarf Star is a Giant Diamond in Space

Lucy, as it is affectionately called by some astronomers in honor of the Beetles' song, compares favorably to the diameter of Earth's moon ? 2160 miles. Lucy's technical name is BPM 37093. It is a crystallized white dwarf, which is the ...

Scientists Investigate the Possibility of a 'Super Earth'

"That's consistent with the light that would be blocked by a planet about 1½ times the diameter of Earth -- that's what we would call a Super Earth." Hudgins says this Super Earth requires follow-up observations to make sure what Kepler ...

Telescope Detects Possible Earth-Size Planet - LCNN1 - Latino ...

Scientists working with NASA's Kepler satellite reported Thursday that they might have spotted a planet just 1.5 times the diameter of Earth around a Sun-like star 2000 light-years away. ...

Telescope Detects Possible Earth-Size Planet » American Scientist

Scientists working with NASA's Kepler satellite reported Thursday that they might have spotted a planet just 1.5 times the diameter of Earth around a Sun-like star 2000 light-years away. "We're still in the process of confirming this ...