Blog

May 21, 2017

Virgin Galactic says suborbital spaceflights are full until 2021

Virgin Galactic says its suborbital spaceflights are booked until 2021. Stephen Attenborough, commercial director of Virgin Galactic, said that anyone buying a ticket today for a […]
May 20, 2017

That weird ‘alien megastructure’ star is dimming again right now

ASTRONOMERS ARE SCRAMBLING TO TAKE MEASUREMENTS. In late 2015, astronomers noticed something absurd happening around a distant star. Something massive seemed to be blocking as much […]
May 19, 2017

Astronaut’s Time-Lapse Video Features Auroras and Brilliant Sunrise

French astronaut Thomas Pesquet caught stunning views of auroras and a sunrise over Earth from the International Space Station, woven into a new time-lapse video. “The first […]
May 18, 2017

Who’s Out There?—Star Chips? (and required reading for students of alife and exobiology)

When I first heard the idea I was appalled. Spend millions of dollars to pepper the vicinity of Proxima Centauri‘s planet with light-beam-propelled Starchips? Even if […]
May 17, 2017

‘Styrofoam’ Planet Discovery Will Help Us Find Habitable Planets and Alien Life

KELT-11b will help astronomers develop the best tools for assessing habitability or possible life on distant exoplanets. Since the largest exoplanets are the easiest to spot […]
May 16, 2017

Cosmic rays suggest dark matter is a self-annihilating WIMP

Two papers analyze new precision data from the AMS-02 instrument on the ISS. What happens when two dark matter particles collide? We don’t know the answer […]
May 15, 2017

SpaceX Will Launch Its 1st Flight for Inmarsat Tonight: Watch It Live

CAPE CANAVERAL, Fla. – A SpaceX Falcon 9 rocket will launch a hefty communications satellite into orbit tonight (May 15) for London-based Inmarsat, a new customer for […]
May 14, 2017

Risky Business: At Mars Conference, Experts Discuss Threats to Space Travelers

Space will never be a risk-free environment, but there are ways to reduce the risk for crew who travel on future deep-space missions, experts noted at […]
May 13, 2017

Mars May Have Been Born in the Asteroid Belt

Research suggests that gravitational interactions forced Mars out of the asteroid belt and toward the sun about 120 million years after the birth of the solar […]