Exoplanetary Circumstellar Environments and Disk Explorer (EXCEDE) is a proposed space telescope for NASA's Explorer program to observe circumstellar...

A circumstellar disc (or circumstellar disk) is a torus, pancake or ring-shaped accretion disk of matter composed of gas, dust, planetesimals, asteroids...

out of a nebula to create a young protostar orbited by a protoplanetary disk. There are eight planets within the Solar System; planets outside of the...

onto the circumstellar disk around the host star. Material will flow from the edges of the circumstellar disk towards the planet in streams and around the...

of related gas, dust and debris, which may eventually surround the parent star in the form of a circumstellar disk or debris disk. As a consequence, the...

to: A brand name of the medication ceftiofur Exoplanetary Circumstellar Environments and Disk Explorer, a planned space telescope This disambiguation...

telescopes Lists of spacecraft "The TOLIMAN mission: precision astrometry for exoplanetary discovery in the solar neighborhood". Archived from the original on 10...

Network (PLANET/Robonet), Optical Gravitational Lensing Experiment (OGLE), and Microlensing Observations in Astrophysics (MOA) made a joint announcement...

has a mass 1.2x times that of Earth, and has a radius of around 1.02 times that of Earth. Based on its mass and radius, it is likely a terrestrial planet...

arc annually. The star is over 5 billion years old and has only about 18% the mass of the Sun and 21% of its radius. LHS 1140's rotational period is 130 days...

grains of amorphous carbon and silicate dust that fill the plane of extrasolar planetary systems. It is the exoplanetary analog of zodiacal dust, the...

star GU Piscium, with an extremely large orbit of 2,000 AU (3.0×1011 km), and an apparent angular separation of 42 arc seconds. The planet is located at...

and CO 2. Planets that form prior to the dissipation of the gaseous circumstellar disk experience strong torques that can induce rapid inward migration into...

using the transit method, when it caused the dimming of the primary star, and then again of the secondary star blended with the primary star eclipse. The...

constellation Eridanus. It is 96 light years away from the Solar System, and it is approximately 20 million years old. 51 Eridani b was announced in August...

dwarf desert is the signature of different formation mechanisms for stars and planets, the extremely close proximity of OGLE-2016-BLG-1190Lb to this desert...

In Evans, Christopher J; Simard, Luc; Takami, Hideki (eds.). Ground-based and Airborne Instrumentation for Astronomy VI. Vol. 9908. pp. 99086T. arXiv:1606...

Astronomy and Space Science Institute and the Spitzer Space Telescope. Initially, it was believed the planet has a mass similar to Earth and is located...

mass loss due to a large exoplanetary companion, stars being stripped of material by companions exploding as supernovae, and various types of stellar...

Machine Martin, Rebecca G.; Livio, Mario (2015). "The Solar System as an Exoplanetary System". The Astrophysical Journal. 810 (2): 105. arXiv:1508.00931. Bibcode:2015ApJ...

kilometres (20,000 mi) in diameter and 12 times as massive as Earth. It was discovered by the NASA Kepler spacecraft, and is the first exoplanet discovered...

"The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems I: High-contrast Imaging of the Exoplanet HIP 65426 b from 2...

Torres Fellow at the Massachusetts Institute of Technology, a L'Oreal Fellow, and a NASA Carl Sagan Fellow. Ballard was part of a collaborative team that was...

with this method. Circumstellar disks Disks of space dust surround many stars, thought to originate from collisions among asteroids and comets. The dust...

with the Atacama Large Millimeter Array found no evidence of a circumstellar dust disk. The inclinations of planetary orbits relative to each other are...

NIRCam and MIRI feature starlight-blocking coronagraphs for observation of faint targets such as extrasolar planets and circumstellar disks very close...

store. Observed by CoRoT during an outburst of matter towards its circumstellar disk, which is typical of such stars, its frequency spectrum suffered drastic...

they are given a permanent number by the IAU's Minor Planet Center (MPC), and the discoverers can then submit names for them, following the IAU's naming...