Finding Earth’s Twin
November 7, 2015

Among the methods astronomers have used to discover extra solar planets, the most successful is a technique called transit photometry. It measures changes in a star’s brightness caused when a planet crosses in front of its star along our line … Continue reading

Planets Are Everywhere

With the launch of space telescopes like Kepler, humanity has been given a new look at our place in the universe. Planets around other stars are teeming in our galaxy. This video looks at and celebrates these observations and looks … Continue reading

The Things that Live on Mars 4K

Mars is a world long imbued with possibilities. At the end of the 19th century, the Italian astronomer, Giovanni Schiaparelli, noted markings running down the planet. He connected them in a vast global network. He imagined they were immense structures … Continue reading

The Wow! Signal
October 18, 2015

Deep in an archive in Columbus, Ohio, there’s a slip of paper with a bunch of random-looking letters and numbers printed on it called the ‘Wow’ signal.

5 Places NASA May Go to Next

NASA just announced the five finalists for the next Discovery missions. It looks like we’ll be sending probes to Venus, studying asteroids, or both!

Jupiter As You’ve Never Seen It 4K

Scientists using the NASA/ESA Hubble Space Telescope have produced new maps of Jupiter that show the continuing changes in its famous Great Red Spot. The images also reveal a rare wave structure in the planet’s atmosphere that has not been … Continue reading

Humans To Mars? Here’s What We’ll Need

Dava Newman, NASA Deputy Administrator, explains how solar-electric propulsion, deep space atomic clocks, spacesuits, and laser communication are key technologies for humans to explore Mars and beyond.

Discoveries of a Restless Young Solar System

From Hubblecast. Using images from the NASA/ESA Hubble Space Telescope and ESO’s Very Large Telescope, astronomers have discovered unique and totally unexpected structures within the dusty disc around the star AU Microscopii. These fast-moving wave-like features are unlike anything ever … Continue reading

Mars The Blue Planet 4K
September 7, 2015

For decades, planetary scientists have suspected that ancient Mars was a much warmer, wetter environment than it is today, but estimates of just how much water Mars has lost since its formation vary widely. Now, new isotopic measurements by NASA … Continue reading

The Universe Is Dying
August 15, 2015

So what else is new? Keep reading, or watching. Science has known since the late 1990s that the universe is accelerating outward. That means it will continue to dissipate on into the future through a number of well defined epochs. … Continue reading