🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.6

Radius: 12.9

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.5 AU - 5.74 AU

Year: 5901 Days

Day: 14.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,237,460 km

• M1: 160,519 km (0.096 R)
• M2: 616,792 km (0.111 R)
• M3: 1,075,160 km (0.068 R)
• M4: 1,781,112 km (0.093 R)
• M5: 2,278,226 km (0.095 R)
• M6: 3,768,221 km (0.103 R)
• M7: 4,798,053 km (0.098 R)
• M8: 6,217,138 km (0.116 R)
• M9: 6,683,584 km (0.075 R)
• M10: 7,341,964 km (0.074 R)
• M11: 8,043,279 km (0.096 R)
• M12: 8,447,792 km (0.103 R)
• M13: 10,855,121 km (0.087 R)
• M14: 11,304,513 km (0.054 R)
• M15: 12,579,984 km (0.096 R)
• M16: 14,643,238 km (0.118 R)
• M17: 15,698,501 km (0.067 R)
• M18: 16,684,950 km (0.059 R)
• M19: 17,960,272 km (0.058 R)
• M20: 18,910,218 km (0.095 R)
• M21: 22,247,896 km (0.119 R)
• M22: 24,937,516 km (0.065 R)
• M23: 26,280,157 km (0.118 R)
• M24: 28,341,317 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.4

Radius: 9.2

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.78 AU - 7.1 AU

Year: 7239 Days

Day: 8.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 89,237,460 km

• M1: 114,442 km (0.115 R)
• M2: 960,119 km (0.1 R)
• M3: 1,361,789 km (0.083 R)
• M4: 1,676,394 km (0.089 R)
• M5: 2,009,099 km (0.097 R)
• M6: 2,809,747 km (0.11 R)
• M7: 3,239,991 km (0.056 R)
• M8: 3,784,976 km (0.037 R)
• M9: 4,551,066 km (0.12 R)
• M10: 6,320,360 km (0.113 R)
• M11: 7,587,006 km (0.03 R)
• M12: 7,938,411 km (0.11 R)
• M13: 8,590,059 km (0.025 R)
• M14: 9,145,516 km (0.079 R)
• M15: 9,454,436 km (0.088 R)
• M16: 10,614,867 km (0.064 R)
• M17: 10,906,882 km (0.092 R)
• M18: 11,763,928 km (0.09 R)
• M19: 12,182,353 km (0.05 R)
• M20: 12,665,105 km (0.084 R)
• M21: 13,441,219 km (0.11 R)
• M22: 14,072,971 km (0.092 R)
• M23: 15,960,148 km (0.118 R)
• M24: 21,135,935 km (0.108 R)
• M25: 22,465,711 km (0.099 R)
• M26: 23,933,715 km (0.074 R)
• M27: 25,291,166 km (0.119 R)
• M28: 33,478,507 km (0.054 R)
• M29: 36,816,186 km (0.077 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.5

Radius: 3.9

Gravity: 55.98 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 9.79 AU - 11.01 AU

Year: 14855 Days

Day: 15.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 89,237,460 km

• M1: 48,619 km (0.08 R)
• M2: 195,824 km (0.069 R)
• M3: 508,334 km (0.092 R)
• M4: 660,624 km (0.076 R)
• M5: 812,316 km (0.06 R)
• M6: 1,022,501 km (0.046 R)
• M7: 1,160,281 km (0.07 R)
• M8: 1,310,477 km (0.08 R)
• M9: 1,458,280 km (0.03 R)
• M10: 1,666,969 km (0.078 R)
• M11: 2,997,941 km (0.1 R)
• M12: 3,150,830 km (0.069 R)
• M13: 3,362,960 km (0.118 R)
• M14: 3,612,789 km (0.111 R)
• M15: 4,602,528 km (0.112 R)
• M16: 6,833,780 km (0.114 R)
• M17: 8,279,943 km (0.061 R)
• M18: 14,172,603 km (0.119 R)
• M19: 14,315,469 km (0.12 R)
• M20: 15,645,245 km (0.07 R)
• M21: 19,413,316 km (0.104 R)
• M22: 20,124,953 km (0.046 R)
• M23: 25,389,451 km (0.059 R)
• M24: 25,706,150 km (0.071 R)
• M25: 27,662,292 km (0.089 R)
• M26: 27,997,690 km (0.063 R)
• M27: 28,335,781 km (0.076 R)
• M28: 33,359,128 km (0.067 R)
• M29: 35,947,022 km (0.066 R)
• M30: 37,562,230 km (0.115 R)
• M31: 38,249,184 km (0.103 R)
• M32: 46,054,452 km (0.119 R)
• M33: 47,957,936 km (0.081 R)
• M34: 48,280,170 km (0.101 R)
• M35: 50,410,144 km (0.113 R)
• M36: 52,431,062 km (0.098 R)
• M37: 56,275,278 km (0.091 R)
• M38: 61,244,471 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686.6

Radius: 7.3

Gravity: 12.88 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 12.2 AU - 17.52 AU

Year: 25373 Days

Day: 22.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 89,237,460 km

• M1: 91,255 km (0.112 R)
• M2: 476,918 km (0.107 R)
• M3: 711,936 km (0.117 R)
• M4: 1,066,184 km (0.092 R)
• M5: 1,500,467 km (0.099 R)
• M6: 1,924,577 km (0.09 R)
• M7: 2,176,200 km (0.089 R)
• M8: 2,984,627 km (0.028 R)
• M9: 4,497,361 km (0.05 R)
• M10: 5,298,009 km (0.083 R)
• M11: 5,839,104 km (0.03 R)
• M12: 8,767,931 km (0.088 R)
• M13: 9,170,200 km (0.079 R)
• M14: 10,578,813 km (0.085 R)
• M15: 11,640,061 km (0.119 R)
• M16: 13,064,382 km (0.055 R)
• M17: 15,830,447 km (0.045 R)
• M18: 17,394,492 km (0.033 R)
• M19: 19,442,936 km (0.112 R)
• M20: 22,488,001 km (0.086 R)
• M21: 26,425,417 km (0.081 R)
• M22: 28,369,441 km (0.057 R)
• M23: 33,782,191 km (0.115 R)
• M24: 37,699,561 km (0.101 R)
• M25: 39,223,963 km (0.05 R)
• M26: 40,947,929 km (0.079 R)
• M27: 43,544,799 km (0.115 R)
• M28: 43,876,906 km (0.11 R)
• M29: 51,248,191 km (0.098 R)
• M30: 54,452,428 km (0.109 R)
• M31: 60,634,859 km (0.101 R)
• M32: 66,167,886 km (0.11 R)
• M33: 69,056,471 km (0.101 R)
• M34: 71,796,506 km (0.11 R)
• M35: 77,249,348 km (0.116 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 16,264 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit