Solar System
Scientists using new test to finally prove that Voyager 1 left heliosphere
Scientists using new test to finally prove that Voyager 1 left heliosphere

When Voyager 1 mission team members announced last year that the spacecraft had reached interstellar space in August 2012, they failed to convince the entire academic community...

   
NASA solicits proposals for science equipment on Europa probe
NASA solicits proposals for science equipment on Europa probe

According to a NASA statement released this week, the agency has released an Announcement of Opportunity to encourage the bringing in outside proposals for scientific instruments that might be installed on a mission to Jupiter’s moon Europa...

   
Russia performs first space rocket test launch since Soviet era
Russia performs first space rocket test launch since Soviet era

History was made at the Russian military site of Plesetsk on Wednesday when Moscow launched its first newly-designed space rocket since the fall of the USSR...

   
Cassini’s journey to Saturn returns surprise after surprise
Cassini’s journey to Saturn returns surprise after surprise

The Cassini spacecraft made another profound discovery: the hint of a new moon forming in the rings of Saturn. The spacecraft took orbit around Saturn in July, 2004...

   
NASA: CO2 tracking satellite nearly operational
NASA: CO2 tracking satellite nearly operational

Five years after NASA’s satellite to track carbon dioxide plunged into the ocean off the coast of Antarctica just after liftoff, the space agency has launched a carbon copy -- this time on a different rocket...

   
New Horizons team earns Hubble time for KBO search
New Horizons team earns Hubble time for KBO search

A two-week trial period in which members of NASA's New Horizons mission team were granted use of the Hubble Space Telescope to search for Kuiper Belt Objects (KBOs) the spacecraft could visit after Pluto resulted in the discovery of two tiny nearby KBOs...

   
Sea movement detected on Saturn’s largest moon
Sea movement detected on Saturn’s largest moon

For the first time, scientists have observed seasonal changes affecting one of Titan’s northern seas, Ligeia Mare. Titan, a moon with seven-year weather cycles, is undergoing springtime temperatures prior to summer approaching in three years...

   
Hubble to help expand New Horizons mission
Hubble to help expand New Horizons mission

In recent years, NASA’s Hubble Space Telescope has continued to astound with its new discoveries: a new moon of Neptune, evidence for oceans on Jupiter’s moon Europa, disintegrating asteroids, and new data on the magnetic fields of gas giants...

   
New Horizons probe to find whether Pluto’s moon once had subsurface ocean
New Horizons probe to find whether Pluto’s moon once had subsurface ocean

Pluto and its five moons are distant, frigid worlds that are far too cold for liquid water to exist on their surfaces; the surface temperature of Pluto is approximately 380 degrees below zero Fahrenheit (minus 229 degrees Celsius)...

   
NASA: Large asteroid passes close to Earth
NASA: Large asteroid passes close to Earth

A large asteroid, over 1,000 feet in diameter, is passing by Earth today. Although three times as far from Earth as the moon, it poses no danger to our planet, the object remained undetected until Apr...