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First Giant Planet around White Dwarf Found

5 days ago

ESO observations indicate the Neptune-like exoplanet is evaporating. “It was one of those chance discoveries,” says researcher Boris…
Artist’s impression of the giant planet and white dwarf
Hidden giant planet revealed around tiny white dwarf star

6 days ago

The first evidence of a giant planet orbiting a dead white dwarf star has been found in the…
Gas Giant Composition Not Determined By Host Star

6 days ago

A surprising analysis of the composition  of gas giant exoplanets and their host stars shows that there isn’t…
There Could be Planets Orbiting Around Supermassive Black Holes

November 27, 2019

Perhaps the greatest discovery to come from the “Golden Age of General Relativity” (ca. 1960 to 1975) was…
Of the Two Stars in Alpha Centauri, One is Probably More Habitable than the Other

November 23, 2019

In the past, the number of known exoplanets has exploded, with 4093 confirmed detections so far (and another…
Exoplanet Axis Study Boosts Hopes of Complex Life, Just Not Next Door

November 21, 2019

“They’re out there,” goes a saying about extraterrestrials. It would seem more likely to be true in light…
NASA’s TESS helps astronomers study red-giant stars, examine a too-close planet

November 20, 2019

NASA’s planet-hunting TESS Mission keeps giving astronomers new realities to examine and explain. Case in point: astronomers using the tools…
How Large Can A Planet Be?

November 19, 2019

Jupiter is the largest planet in the solar system. In terms of mass, Jupiter towers over the other…
Tatooines everywhere? Many of the Exoplanets Already Discovered are in Multi-Star Systems

November 16, 2019

Right now, we know of about 4,000 confirmed exoplanets, mostly thanks to the Kepler mission. TESS, the Transiting…
Even ‘Goldilocks’ exoplanets need a well-behaved star

November 12, 2019

An exoplanet may seem like the perfect spot to set up housekeeping, but before you go there, take…
TESS Has Now Captured Almost the Entire Southern Sky. Here is a Mosaic Made of 15,347 Photographs

November 9, 2019

On April 18th, 2018, NASA’s Transitting Exoplanet Survey Satellite (TESS) took to space for the first time. By…
NASA Instrument to Probe Planet Clouds on European Mission

November 9, 2019

NASA will contribute an instrument to a European space mission that will explore the atmospheres of hundreds of…
NASA’s TESS Presents Panorama of Southern Sky

November 6, 2019

The glow of the Milky Way — our galaxy seen edgewise — arcs across a sea of stars…
It Seems Impossible, But Somehow This Planet Survived its Star’s Red Giant Phase

November 6, 2019

Astronomers working with TESS (Transiting Exoplanet Survey Satellite) data have found a planet where it shouldn’t be: in…
Exoplanets’ Collision Wreckage Seen by Astronomers

October 29, 2019

The history of our Solar System is punctuated with collisions. Collisions helped create the terrestrial planets and end…
What moons in other solar systems reveal about planets like Neptune and Jupiter

October 11, 2019

An exomoon hundreds of times the size of Earth might help astronomers find planets where life may thrive.…
Exoplanet Orbits its Star Every 18 Hours. The Quickest Ever Found

October 3, 2019

In the past decade, thousands of planets have been discovered beyond our Solar System. These planets have provided…
A Red Dwarf Star Has a Jupiter-Like Planet. So Massive it Shouldn’t Exist, and Yet, There It Is

October 2, 2019

Thanks to the Kepler mission and other efforts to find exoplanets, we’ve learned a lot about the exoplanet…
Many gas giant exoplanets waiting to be discovered

September 30, 2019

There is an as-yet-unseen population of Jupiter-like planets orbiting nearby Sun-like stars, awaiting discovery by future missions like…
CARMENES: Giant exoplanet around a small star challenges our understanding of how planets form

September 26, 2019

A study from the CARMENES consortium led by IEEC researchers at ICE (CSIC) reports the discovery of an…
Better Than Earth? Are There Superhabitable Worlds In The Milky Way?

September 24, 2019

It have been said many times in the past that the Earth is the best planet in the…
Astronomers Find Water in the Atmosphere of a Habitable Exoplanet for the First Time

September 12, 2019

Thanks to the Hubble Space Telescope, and the efforts of a large team of astronomers, we now know…
Water detected on an exoplanet located in its star’s habitable zone

September 12, 2019

Ever since the discovery of the first exoplanet in the 1990s, astronomers have made steady progress towards finding…
NASA’s Hubble Finds Water Vapor on Habitable-Zone Exoplanet for 1st Time

September 12, 2019

Its size and surface gravity are much larger than Earth’s, and its radiation environment may be hostile, but…
Exoplanets Can’t Hide Their Secrets from Innovative New Instrument

August 30, 2019

In an unprecedented feat, an American research team discovered hidden secrets of an elusive exoplanet using a powerful…
The dark side of extrasolar planets share surprisingly similar temperatures

August 29, 2019

A new study by McGill University astronomers has found that the temperature on the nightsides of different hot Jupiters is surprisingly uniform, suggesting the dark side of these massive gaseous planets have clouds…
Canadian astronomers determine Earth’s fingerprint in hopes of finding habitable planets beyond the Solar System

August 29, 2019

Two McGill University astronomers have assembled a “fingerprint” for Earth, which could be used to identify a planet…
Newly Discovered Giant Planet Slingshots Around Its Star

August 29, 2019

Astronomers have discovered a planet three times the mass of Jupiter that travels on a long, egg-shaped path…
Q&A: Stanford researcher models exoplanet’s atmosphere

August 27, 2019

In the search for life beyond our galaxy, many scientists have their eyes turned toward orbs like Earth:…
There Could be Planets Out There Which are Even More Habitable than Earth

August 27, 2019

When searching for potentially habitable exoplanets, scientists are forced to take the low-hanging fruit approach. Since Earth is…
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