SpaceAtlas
JPL 궤도 데이터로 소행성, 혜성, 근지구천체를 탐색하세요.
천체 총수
46,972
근지구천체
42,837
잠재적 위험
15
이미지 있음
0
가이드
What Makes an Asteroid Potentially Hazardous
Not every near-earth asteroid is a threat. NASA applies three hard thresholds -
The Giant Planets' Trojans and the Asteroid Belt
More than a million asteroids live in the main belt between Mars and Jupiter. A
Comets: The Solar System's Ice Messengers
Of the thousands of catalogued comets, most live far beyond Neptune and only dip
What the Data Quality Column Actually Means
Every SpaceAtlas orbital record carries a quality flag and an observation count.
Reading the Orbits: Kepler Elements Made Simple
Asteroids and comets move on ellipses, and every ellipse can be pinned down by j
How Near-Earth Asteroids Are Classified
The four families of near-Earth asteroids - Apollo, Amor, Atira and Aten - are d
카테고리
대형 천체
Ceres
직경: 939 km
Vesta
직경: 522 km
Pallas
직경: 513 km
Hygiea
직경: 407 km
Interamnia
직경: 306 km
Europa
직경: 303 km
Davida
직경: 270 km
Euphrosyne
직경: 267 km
근지구천체
Ganymed
근일점: 1.243 AU
Don Quixote
근일점: 1.25 AU
Eros
근일점: 1.133 AU
Eric
근일점: 1.102 AU
Ivar
근일점: 1.123 AU
Sisyphus
근일점: 0.875 AU
53319
근일점: 0.976 AU
52762
근일점: 0.837 AU