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Science News
March 22, 1930 |
TimeLine: Mar. 22, 1930 70 Years Ago in Science News: The Sun'S New Trans-Neptunian Planet... Black As Coal, Dense As Zinc... Naming The Planet   |
Science News
April 19, 1930 |
TimeLine: Apr. 19, 1930 70 Years Ago in Science News: Travel to The Moon by The Year 2050... Planet Possibly Not Object Predicted... Ant Gestures Have Chemical Cause... |
Wired
April 2001
Tom McNichol |
Beyond Cool NASA cost-cutters want to kill a pioneering probe to the ice-cold edge of the solar system. First they have to reckon with the Pluto Underground... |
Science News
March 29, 1930 |
TimeLine: Mar. 29, 1930 Wanted: Early Planet Photographs... Additional Observations... |
Geotimes
October 2006
Kathryn Hansen |
Planets Redefined: Pluto Gets Demoted Members of the International Astronomical Union voted to demote Pluto, and to give the asteroid Ceres a promotion. Arriving at this new system, however, was not without controversy among astronomers, the public and even geologists. |
| AskMen.com |
Earth-Like Planet Found Astronomers have finally found a place outside our solar system where there's a firm place to stand -- if only it weren't so broiling hot. |
Science News
December 23, 2000 |
TimeLine: December 20, 1930 70 Years Ago in Science News: Arachne Provides Lovelier Festoons For Christmas Tree... Astronomers Find Pluto as Massive as Earth... dr. Hubble Finds Galaxies Evenly Scattered in Space... |
Smithsonian
October 2006
Robert Irion |
What Makes a Planet? As just about everyone in the solar system knows by now, members of the International Astronomical Union came up with a new definition of planets that leaves Pluto out in the cold. |
Geotimes
March 2006
Naomi Lubick |
Starry Lens A newly discovered planet may be the most Earth-like planet found to date outside our solar system. The discovery confirms the value of a relatively new detection method known as gravitational lensing. |
Science News
February 28, 2009
Ashley Yeager |
Book Review: The Pluto Files: The Rise And Fall Of America's Favorite Planet By Neil DeGrasse Tyson A public outcry occurred when in 2006 the International Astronomical Union kicked Pluto from the planet club, writes astronomer Neil deGrasse Tyson. |
Popular Mechanics
October 28, 2009
Karen Rowan |
9 Wildest Exoplanets Ever Spotted A team of European planet hunters has uncovered a bonanza of 32 new exoplanets, planets outside our solar system. |
Geotimes
September 2005
Kathryn Hansen |
Tristar Planet A recent planet found in a triple-star system perplexes astronomers because, according to current models of planetary formation, it should not exist. |
Science News
September 20, 2003 |
More Mars -- Better than Ever On Aug. 27, Mars and Earth were closer to each other than at any other time in the last 50,000 years. Even as Earth and Mars slowly draw apart, the Red Planet remains a dazzling sight in the night sky. There's still time to take in the view. |
Geotimes
November 2005
Kathryn Hansen |
Two More Moons for Pluto In addition to Pluto's confirmed moon Charon, astronomers have detected two more orbiting celestial bodies, which could help reveal how the planet and moon system formed. |
Wired
December 2004
Patrick Di Justo |
Mysteries of the Cosmos The top 13 places to explore in outer space. |
Smithsonian
July 2007
Eric Jaffe |
Life Beyond Earth An ocean on Mars. An Earth-like planet light years away. The evidence is mounting, but are astronomers ready to say we're not alone? |
Geotimes
July 2007
Carolyn Gramling |
Mercury's Gooey Center Mercury, the closest planet to the sun, has a large core, which scientists now know is partially molten and therefore could create a magnetic field around the planet. |
Chemistry World
July 3, 2015
Rebecca Trager |
New Horizons detects methane on Pluto The infrared spectrometer on board NASA's Pluto-bound New Horizons spacecraft has detected frozen methane on the dwarf planet's surface. |
Geotimes
March 2004 |
Sedna: Newly sighted planetoid in the solar system At the edge of the solar system, astronomers have unexpectedly sighted an object slightly smaller and farther from the Sun than Pluto -- not quite another planet, but not a temporary visitor either. |
IEEE Spectrum
January 2008
Barry E. DiGregorio |
No Asteroid Impact on Mars After All The expected asteroid impact would have let scientists study crater formation and underlying Martian geology. |
Science News
August 25, 2007 |
Timeline: From the August 21, 1937, Issue A Tower to Stop the Sun... New Comet is Discovered; Finsler's Has Second Tail... Sex Found in One-Celled Animal Considered Sexless... |
Science News
November 21, 2008
Alan Stern |
Debates Over Definition Of Planet Continue And Inspire The definition of a planet continues to be debated between astronomers and planetary scientists. |
Science News
August 23, 2003 |
TimeLine: August 19, 1933 Construction begun on 80-inch Texas telescope... Spot larger than earth breaks out on Saturn... Artificial blood in dogs shows red cells guard hemoglobin |
Science News
March 10, 2001
Ivars Peterson |
Mayan Mars Mayan astronomers developed their own model to describe the motion of Mars with uncanny accuracy. Anthropologists from the U.S. have recently described evidence supporting the Mayan model... |
Geotimes
February 2007 |
Did You Know? "Plutoed" is Word of the Year According to the American Dialect Society, "plutoed" is the 2006 Word of the Year, thanks to the planet's demotion to "dwarf planet" by the International Astronomical Union earlier in the year. |
InternetNews
August 10, 2005
Tim Gray |
Astronomy, Google-Style Michael Brown, a planetary scientist at the California Institute of Technology, discovered the planet K40506A in 2003. While he had not yet announced his discovery, he accidentally left accessible over Google details that described the planet. |
Smithsonian
October 2006
Robert Irion |
The Planet Hunters Never mind the demotion of Pluto to a dwarf planet. Astronomers have found about 200 planets orbiting other stars, and they say it's only a matter of time before they discover another Earth. |
Science News
October 14, 2000 |
TimeLine: October 11, 1930 $5,000 Prize to Prof. Babcock for 40-Year-Old Invention... Astronomer Finds Neptune's Day to be 15.8 Hours Long... Glass is called a Liquid, with Qualifications... |
Science News
June 28, 1930 |
TimeLine: June 28, 1930 70 Years Ago in Science News: Multiple Ailerons... Space as Sole Carrier of Reality... Planet Pluto... |
Geotimes
March 2006 |
Liftoff for New Horizons After a one-day delay due to windy weather, the New Horizons spacecraft successfully launched Jan. 19 aboard an Atlas V rocket, en route to Pluto. Scientists hope that the mission will drastically increase what is known about the faraway planet. |
Scientific American
November 7, 2005
Mark Alpert |
Red Star Rising Small, cool stars may be hot spots for life |
The Motley Fool
April 25, 2007
Rich Smith |
Quick Take: Mission to Mars? Aim Higher It's time to kick the space race into higher gear. European Southern Observatory's telescope in La Silla, Chile, has identified a planet circling the red dwarf star Gliese 581 as capable of supporting life. |
Geotimes
May 2003
Lisa M. Pinsker |
Molten martian core The more researchers study Mars, the more similarities they seem to find between the Red Planet and Earth. The latest parallels come from the planet's enigmatic interior. |
Wired
November 2002
Richard Martin |
The Planet Seekers Giant ground-based telescopes and adaptive optics have brought a new age in astronomy. Now the field's brightest stars are racing to take the first photograph of another world. |
Scientific American
November 2007
Robert Zubrin |
Don't Wreck the Mars Program Devoting all the funding to just one mission would be a mistake. |
Geotimes
December 2005 |
Highlights 2005 -- Space Rovers still trucking... New "planetary" neighbors... Back to space... |
Searcher
September 2011
David Mattison |
Searching for the Stars: Cosmic Views and Databases While amateur astronomers continue to play an important role in the field and are supported by numerous clubs, associations, and their peers, I have primarily examined resources originating from government and academic research environments. |
IEEE Spectrum
January 2012
Rachel Courtland |
Single Blue Planet Seeks Same In 2012, a new exoplanet hunter will look for worlds like our own |
AskMen.com
Ross Bonander |
5 Things You Didn't Know: Planet Earth After five years and more than $25 million, BBC's award-winning Natural History Unit presented the landmark documentary series Planet Earth. Here are five things you may not know about the making of the program. |
Geotimes
August 2007
Carolyn Gramling |
More on Mars The last few months have held many new discoveries on Mars, including new images of the planet's landslides, caves and polar geysers from the Mars rover, which are giving scientists a closer look at the red planet than ever before. |
T.H.E. Journal
April 2005 |
JASON Expedition: Mysteries of Earth and Mars This program challenges students and teachers in grades 5-8 to learn about Earth and Mars by investigating comparisons between the two planets. |
Popular Mechanics
December 3, 2008
Glenn Harlan Reynolds |
Why I Hope There's No Life on Mars If Mars is lifeless, that will make exploring -- and later settling -- the planet much easier. |
Science News
October 25, 2003 |
TimeLine: October 21, 1933 Could you do this at 18 months?... Unpredicted meteor shower surprises astronomers... Invisible light found to pierce thin metal films |
Science News
February 22, 2003 |
TimeLine: February 18, 1933 Outwitting vampires and vipers... Astronomers push study of atmosphere on planets... Sunspots hold secret of understanding stars |
