Featured series 
Tag: geo astronomy
-
Nation & World
Sulfur dioxide may have helped maintain a warm early Mars
Sulfur dioxide (SO2) may have played a key role in the climate and geochemistry of early Mars, geoscientists at Harvard University and the Massachusetts Institute of Technology (MIT) suggest in…
-
Nation & World
Strange new planet baffles astronomers
Using a network of small automated telescopes known as HAT, Smithsonian astronomers have discovered a planet unlike any other known world. This new planet, designated HAT-P-1, orbits one member of…
-
Nation & World
Alien treasures in our backyard
Astronomers have gained an important clue to guide their hunt for extrasolar worlds. And that clue points to the unlikeliest of places — our own backyard. “It’s possible that some…
-
Nation & World
New moons found around Neptune
Astronomers have discovered three new moons of Neptune, boosting the number of known satellites of the gas giant to 11. These moons are the first to be discovered orbiting Neptune…
-
Nation & World
Atmosphere detected on distant world orbiting another star
One-hundred-and-fifty light years away from Earth, in the constellation Pegasus, is a star known as HD 209458. Using NASA’s Hubble Space Telescope, a research team was able to detect the…
-
Nation & World
Stellar apocalypse yields first evidence of water-bearing worlds beyond our solar system
The first evidence that planetary systems beyond our own contain water, a molecule that is an essential ingredient for known forms of life, was discovered recently by using the Submillimeter…
-
Nation & World
21 moons ‘swarm’ planet Uranus
In 1999 three new moons were discovered orbiting Uranus, a great gasball of a planet about 2 billion miles from Earth. The discovery raised the number of Uranian moons to…