Harvard–Smithsonian Center for Astrophysics

July 19, 2017

Bad News for Life: TRAPPIST-1 Planets’ Atmospheres May Have Been Destroyed

The potentially Earth-like planets in the TRAPPIST-1 system may not be so conducive to life after all, two new studies report. Intense radiation and particles streaming from their […]
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 […]
August 9, 2016

Kepler's 'Alien Megastructure' Star Just Got Weirder

“Tabby’s Star” has dramatically dimmed and we don’t know why. You’re probably all too familiar with the story of KIC 8462852, a star that’s been the […]
August 6, 2016


THIS STAR IS BREAKING ALL THE RULES The star KIC 8463853 has a dark secret. Literally. In 2011 and 2013, the light from this star plummeted by […]
June 14, 2016


What are the odds that the universe is home to advanced alien civilizations? Astronomer Frank Drake came up with an equation to help scientists ponder those […]
January 6, 2016

NASA finds supermassive black hole that ‘burps’ gas

A supermassive black hole in a nearby galaxy has been spotted “burping” gas and star-forming dust, NASA says. Scientists now think black holes could be “star […]
October 22, 2015

Scientists witness death of solar system for 1st time

For the first time, scientists have witnessed the dying moments of a solar system that may once have been similar to our own.
September 29, 2015

Mars water discovery just 1 piece of the puzzle in figuring out which planets can sustain life

It’s getting more and more likely that earthlings may have a neighbour next door. Some of the Martian surface is at times covered with seasonal flows […]
April 7, 2015

Hunting for Exomoons That May Host Alien Life

The search for alien life doesn’t end within the boundaries of our solar system.Scientists are now search for moons orbiting alien planets that might play host […]