Advertisement
Advertisement
trans-Neptunian object
or trans路nep路tu路ni路an ob路ject
[ trans-nep-too-nee-uhn ob-jikt, 鈥恓别办迟, 鈥-tyoo鈥, tranz ]
noun
Astronomy.
- any celestial object in our solar system whose orbit lies beyond Neptune, including Pluto: there may be some 70,000 trans-Neptunian objects orbiting 30鈥50 astronomical units from the sun, with diameters of at least 62 miles (100 km). : TNO
trans-Neptunian object
- A celestial object that orbits the sun at a greater distance on average than Neptune.
Discover More
亚洲网紅露点 History and Origins
Origin of trans-Neptunian object1
First recorded in 1920鈥25
Discover More
Example Sentences
Examples have not been reviewed.
One object, 2013聽FY27, is the ninth-brightest trans-Neptunian object known, and at roughly 760聽kilometres across is among the largest objects in the outer Solar System.
From
Advertisement
Advertisement
Advertisement
Advertisement
Browse