Tune in for NASA’s first planetary defense test

Enlarge / The DART spacecraft is prepared for launch. (credit: NASA/Johns Hopkins APL/Ed Whitman) Monday will see NASA’s first attempt at real-world testing of a technology that it hopes can protect the Earth from the dangers posed by impacts from large asteroids. The Double Asteroid Redirect Test, or DART, will smash a spacecraft into a […]

Blockchain company buys asteroid mining firm Planetary Resources

Planetary Resources just took an unusual turn on its path to asteroic mining. ConsenSys, a blockchain company created by Ethereum co-founder Joe Lubin, has bought Planetary Resources for an unspecified sum. It sounds supremely trendy given the combination of blockchain and private spaceflight, but it’sa logical fit if you ask Planetary Resources’ Brian Israel. Blockchain-based […]

Planetary collisions brought metals to Earth

Published time: 6 Dec, 2017 14:24 A new study by NASA scientists has led them to believe “planetary collisions are at the core of our solar system’s formation.” According to NASA, scientists have long believed that after the moon’s formation, Earth experienced an extended period of bombardment some 3.8 billion years ago, called ‘late accretion’. […]

Star closest to our Sun may have ‘elaborate planetary system’

Published time: 6 Nov, 2017 20:07 Proxima Centauri, the star closest to our sun, may have an “elaborate planetary system,” according to new observations that detected cold cosmic dust in the region. Last year, the European Space Agency discovered the rocky exoplanet Proxima B orbiting within the habitable zone of the star, but NASA later […]

Putin: Military hysteria over N. Korea may lead to planetary catastrophe, heavy loss of life

Published time: 5 Sep, 2017 06:22 Edited time: 5 Sep, 2017 07:07 The examples of Iraq and Libya have convinced the North Korean leadership that only nuclear deterrence can protect them, so no sanctions can dissuade them, Russian President Vladimir Putin said. Pyongyang will not relinquish its military program under pressure of sanctions and military […]

Enthusiasts warn planetary protection may stop humans from going to Mars

Enlarge / Robert Zubrin, an aerospace engineer who formed the Mars Society, photographed in Red Rocks, Colorado. (credit: John B. Carnett/Bonnier Corporation via Getty Images) ST. LOUIS, Mo.—More than just about anything, Robert Zubrin would like to see humans visit and then settle on Mars during his lifetime. The aerospace engineer has made a living […]