transiting exoplanet survey satellite (TESS)
What Are Extrasolar Planets?
For countless generations, human beings have looked out at the night sky and wondered if they were alone in the…
One of the Oldest Stars in the Galaxy has a Planet. Rocky Planets Were Forming at Nearly the Beginning of the Universe
Would it be surprising to find a rocky planet that dates back to the very early Universe? It should be.…
TESS Has Now Captured Almost the Entire Southern Sky. Here’s a Mosaic Made of 15,347 Photographs
NASA has just released a beautiful panoramic image of the southern sky, which is composed of images taken by the…
NASA Promised More Smaller, Earth-size Exoplanets. TESS is Delivering.
When NASA launched TESS (Transiting Exoplanet Survey Satellite) in 2018, it had a specific goal. While its predecessor, the Kepler…
TESS Just Found its First Earth-Sized World
NASA's new planet-hunting telescope, TESS (Transiting Exoplanet Survey Satellite), just found its first Earth-sized world. Though the Earth-sized planet, and…
Now that TESS is Operational, Astronomers Estimate it’ll Find 14,000 Planets. 10 Could Be Earthlike Worlds in a Sunlike Star’s Habitable Zone
How many exoplanets are there? Not that long ago, we didn't know if there were any. Then we detected a…
It’s Over For Kepler. The Most Successful Planet Hunter Ever Built is Finally out of Fuel and Has Just Been Shut Down.
After eight years of service and thousands of exoplanet discoveries, the Kepler space telescope has run out of fuel and…
TESS Practices on a Comet Before Starting on its Science Operations
Before commencing its mission to find exoplanets, the Transiting Exoplanet Survey Satellite took some impressive images of a comet in…
Kepler Mission Placed in Hibernation to Download Data Before its Last Campaign
The Kepler mission has been put into hibernation prior to downloading data from its 18th campaign and commencing its last.
Kepler’s Almost Out of Fuel. It’ll Make its Last Observation in a Few Months
The Kepler mission, which is responsible for the majority of exoplanet discoveries, is running out of fuel and will be…