Giant mega-Earth is 23 times more massive than Earth
View larger. | Artist’s concept of a giant mega-Earth. The newly discovered mega-Earth GJ 523b is 23.5 times…
9 Things to Know About NASA’s Nancy Grace Roman Space Telescope
Roman joins an international cohort of teamworking telescopes. Roman will work in tandem with many other NASA-led and…
Could there be life in helium atmospheres on exoplanets?
View larger. | Artist’s concept of an exoplanet with a helium-dominated atmosphere. A new study suggests that there…
10 Things To Know About NASA’s Roman Space Telescope Before Its Aug. 30 Launch
NASA’s Nancy Grace Roman Space Telescope, named after NASA’s first Chief of Astronomy. If all goes to plan,…
NASA’s Roman Telescope to Carry 1.35 Million Names to Deep Space
On July 27, technicians at NASA’s Kennedy Space Center in Florida installed a memory card containing 1,350,144 names…
Astronomers just found the first atmosphere on a rocky exoplanet in the habitable zone
The exoplanet LHS 1140 b looms in the foreground as its host star, the red dwarf LHS 1140,…
Astronomers may have detected an exomoon
Astronomers using the Very Large Telescope in Chile have found evidence of a moon-sized companion far beyond our…
Planetary-mass exosatellite detected around the substellar companion of a star
Schneider, J., Dedieu, C., Le Sidaner, P., Savalle, R. & Zolotukhin, I. The extrasolar planets encyclopaedia: a database…
Life-friendly world? In first, atmosphere found on Earth-like planet in habitable zone
A team of scientists says they have, for the first time, discovered an atmosphere on an Earth-like planet…
NASA’s Webb Discovers Hidden Planet in Famous Star System
Astronomers using NASA’s James Webb Space Telescope have discovered a giant planet outside our solar system, called an…
NASA’s Roman Launch Preparations Proceed
With less than two months until the launch of NASA’s Nancy Grace Roman Space Telescope, engineers at NASA’s…
NASA’s TESS Mission Finds Planetary System in New Way
For the first time, NASA’s TESS (Transiting Exoplanet Survey Satellite) mission has identified a planet orbiting a distant…