Best Exoplanet

TRAPPIST-1e is an Earth-sized exoplanet orbiting the ultra-cool dwarf star TRAPPIST-1. Its location within the habitable zone—the region around a star where liquid water could exist on a planet’s surface—makes it notable. Scientists study this world to assess its potential for hosting conditions sui...

Kepler-186f is an exoplanet approximately Earth-sized orbiting the red dwarf star Kepler-186. It resides within its star’s habitable zone, meaning liquid water could potentially exist on its surface. This makes it notable as one of the first discovered planets similar in size to Earth and residing i...

HD 209458 b is a giant exoplanet orbiting a Sun-like star approximately 153 light-years away. It gained significant attention as the first planet detected through the transit method in 1999. Scientists identified an escaping hydrogen atmosphere, marking the initial confirmation of such atmospheric l...

TRAPPIST-1f is an Earth-sized exoplanet orbiting the TRAPPIST-1 star. It resides within the habitable zone where liquid water could exist on its surface. Its larger size and lower stellar flux compared to our Sun may result in significant ice coverage. Scientists study this planet for potential sign...

KELT-9b is a giant exoplanet orbiting the star HD 189733A. It’s notable as the hottest known planet, boasting a dayside temperature exceeding 4,000 Kelvin – hotter than many stars. This ultrahot Jupiter was discovered by the Kentucky Extrasolar Traniting Survey (KELT) in 2017 and is of interest to a...

TRAPPIST-1g is an Earth-sized exoplanet orbiting the TRAPPIST-1 star. Its notable size, approximately 1.13 times that of Earth, and location within the habitable zone make it a key target in the search for potentially life-supporting worlds. Scientists study this rocky planet to assess its atmospher...

Kepler-452b is an exoplanet orbiting a G-type star approximately 1,400 light-years from Earth. It’s notable as a super-Earth within its star's habitable zone, suggesting potential for liquid water on its surface. Scientists study this planet to understand the characteristics of potentially habitable...

Kepler-16b is a giant exoplanet orbiting two stars. Its notable feature is its circumbinary orbit, meaning it circles both stars simultaneously—a configuration similar to the fictional planet Tatooine. This discovery, made by NASA’s Kepler mission, offers scientists an opportunity to study planetary...

HD 189733 b is a gas giant exoplanet orbiting a Sun-like star approximately 63 light-years away. It’s notable for possessing a surprisingly detailed atmosphere, allowing scientists to study extreme weather conditions. High-speed winds composed of iron and silicate particles have been observed within...

Kepler-1649c is an exoplanet roughly Earth-sized orbiting a red dwarf star named Kepler-1649. Its location within its star’s habitable zone—the region where liquid water could exist on the surface—makes it notable. Scientists study this super-Earth to assess the potential for habitability around M-d...

WASP-76b is an exoplanet orbiting a distant star, classified as a “hot Jupiter.” Its notable characteristic is its extremely dense atmosphere containing iron vapor. Observations reveal iron rain occurring on the planet’s nightside due to temperature variations. This phenomenon, confirmed through spe...

K2-18b is a sub-Neptune exoplanet orbiting the M dwarf star K2-18. Located within its star’s habitable zone, it has garnered significant attention due to potential liquid water on its surface. Scientists are studying this planet to understand atmospheric compositions and assess conditions suitable f...

WASP-96b is a giant exoplanet orbiting a star approximately 843 light-years away. Its atmosphere was studied extensively using the James Webb Space Telescope, yielding one of the earliest publicly available datasets for analyzing exoplanetary atmospheres. This data provides valuable insights into th...

Beta Pictoris b is a gas giant exoplanet orbiting the young star Beta Pictoris. It’s notable as one of the first exoplanets directly imaged using adaptive optics technology. This allows scientists to study its formation and composition within a debris disk surrounding the A-type star. The planet is...

HR 8799 c is a gas giant exoplanet discovered orbiting the young A-type star HR 8799. It’s notable as one of the first planets directly imaged around another star and part of a multi-planet system. This planet, approximately twice the size of Jupiter, offers scientists a unique opportunity to study...

TRAPPIST-1c is an Earth-sized exoplanet orbiting the ultracool dwarf star TRAPPIST-1. Located within the TRAPPIST system, it’s notable for its potential habitability due to its size and proximity to its star. The planet transits its star regularly making it a target for atmospheric study. Scientists...

Kepler-442b is an exoplanet orbiting a cooler star approximately 1,200 light-years from Earth. Its size and position within its star’s habitable zone make it notable for potential liquid water on its surface. Scientists study this super-Earth to understand the diversity of planets capable of support...

HR 8799 e is a gas giant exoplanet discovered orbiting the young star HR 8799. Its significance lies as the innermost planet within a confirmed multi-planet system – the first such system directly imaged. This inner giant, located approximately 129 light-years away, offers valuable insights for astr...

HR 8799 d is a gas giant exoplanet located approximately 129 light-years from Earth. It’s notable as one of the first planets directly imaged around an A-type star and part of a multi-planet system discovered through direct imaging techniques. This planet orbits a young, Sun-like star and offers val...

Kepler-62f is an exoplanet located in the Kepler-62 system. It’s notable as a super-Earth orbiting a red dwarf star within its habitable zone. This means it receives approximately the same amount of energy from its star as Earth does, raising possibilities for liquid water on its surface. The planet...

TRAPPIST-1b is the innermost of seven Earth-sized planets in the TRAPPIST-1 system 39 light-years away, first announced in 2016; its tight orbit renders it far too hot for liquid water.

Earth-sized planet discovered in December 2017 by Christopher Shallue and Andrew Vanderburg using a Google neural network applied to Kepler data, making Kepler-90 the first star known to host eight planets.

PSR B1257+12 c (Poltergeist) is a super-Earth exoplanet orbiting the pulsar Lich, co-discovered in 1992 by Aleksander Wolszczan as part of the first confirmed exoplanet system.

HIP 65426 b is a directly imaged gas giant exoplanet orbiting the young star HIP 65426 about 385 light-years away, discovered in 2017 using the SPHERE instrument on the Very Large Telescope.

Super-Earth announced in 2013 orbiting within the habitable zone of the K-type star Kepler-62; at ~1.61 Earth radii it was among the most potentially habitable exoplanets known at that time.

The darkest known exoplanet, reflecting less than 1% of incident starlight, discovered by the TrES survey in 2006 and subsequently monitored by NASA's Kepler mission.

An ultra-hot Jupiter with a detected stratosphere and dayside temperatures exceeding 2,400 K, orbiting its host star in roughly 1.27 days with extreme tidal locking.

A highly inflated super-Neptune exoplanet discovered in 2017, notable for having one of the lowest known densities and a massive helium outflow detected in its atmosphere.

Discovered in 2017, LHS 1140 b is a super-Earth exoplanet notable for orbiting within the habitable zone of a red dwarf star, making it a prime target for atmospheric characterization.