stellar objects. Ring systems are best known as planetary rings, common components of satellite systems around giant planets such as the rings of Saturn, or...

Saturn has the most extensive and complex ring system of any planet in the Solar System. The rings consist of particles in orbit around the planet made...

The rings of Jupiter are a system of faint planetary rings. The Jovian rings were the third ring system to be discovered in the Solar System, after those...

the more extensive set around Saturn and the simpler systems around Jupiter and Neptune. The rings of Uranus were discovered on March 10, 1977, by James...

dense portions of Saturn's main rings such as the C ring and the Cassini Division, but much of Neptune's ring system is quite faint and dusty, in some...

The 3-ring release system is a parachute component that is widely used by sport skydivers and military freefall parachutists to attach the two risers...

2017, astronomers announced the discovery of a ring system around Haumea, representing the first ring system discovered for a trans-Neptunian object and...

2060 Chiron is a ringed small Solar System body in the outer Solar System, orbiting the Sun between Saturn and Uranus. Discovered in 1977 by Charles Kowal...

member of a cycle (also called a ring system). A ring system that is a simple cycle is called a monocycle or simple ring, and one that is not a simple cycle...

object with confirmed rings (with 2060 Chiron being the smallest) and the fifth ringed celestial object discovered in the Solar System, after the gas giants...

Sun. All four giant planets have multiple moons and a ring system, although only Saturn's rings are easily observed from Earth. Jupiter and Saturn are...

any planet in the Solar System. This number does not include the many thousands of moonlets embedded within Saturn's dense rings, nor hundreds of possible...

Look up ring in Wiktionary, the free dictionary. (The) Ring(s) may refer to: Ring (jewellery), a round band, usually made of metal, worn as ornamental...

An orbital ring is a concept of an artificial ring placed around a body and set rotating at such a rate that the apparent centrifugal force is large enough...

study. The Ordovician Period was the geologic period and system that the Earth was in when the rings are believed to have formed. The Ordovician spanned from...

The vortex ring state (VRS) is a dangerous aerodynamic condition that may arise in helicopter flight, when a vortex ring system engulfs the rotor, causing...

trazolopyridine-derived ring system. One example is trazodone. Other pharmaceutical drugs that contain a triazolopyridine ring system include filgotinib,...

eight-membered ring with four nitrogen heteroatoms and four boron heteroatoms. Heterocyclic rings systems that are formally derived by fusion with other rings, either...

computer security). Computer operating systems provide different levels of access to resources. A protection ring is one of two or more hierarchical levels...

natural satellites (moons), although such systems may also consist of bodies such as circumplanetary disks, ring systems, moonlets, minor-planet moons and artificial...

fused rings: three six-member cyclohexane rings (rings A, B and C in the first illustration) and one five-member cyclopentane ring (the D ring). Steroids...

alkaloids, contain the imidazole ring. These imidazoles share the 1,3-C3N2 ring but feature varied substituents. This ring system is present in important biological...

position of two residues relative to one another at different points in a ring system or a larger molecule can also be described with cis and trans if the...

Five Ring System model in his book, The Air Campaign, contending that any complex system could be broken down into five concentric rings. Each ring—leadership...

aromatic rings, also known as simple arenes or simple aromatics, are aromatic organic compounds that consist only of a conjugated planar ring system.[citation...

moons deflect ring particles from their original orbits due to proximity or through orbital resonances. This can carve gaps in the ring system, such as the...

formation of the rings of Saturn. Although theoretical models indicated that the rings were likely to have formed early in the Solar System's history, data...

A multi-ringed basin (also a multi-ring impact basin) is not a simple bowl-shaped crater, or a peak ring crater, but one containing multiple concentric...

to host a vast planetary ring system much larger than Saturn's rings. Follow-up observations found the supposed ring system could instead be a circumplanetary...

free-floating planet or brown dwarf, with a large circumplanetary disk or ring system. It was first detected by automated telescopes in 2007 when its disk...