🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.5

Radius: 14.6

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.38 AU - 1.6 AU

Year: 1234 Days

Day: 7.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,767,588 km

• M1: 181,761 km (0.038 R)
• M2: 654,640 km (0.111 R)
• M3: 1,112,111 km (0.112 R)
• M4: 1,638,097 km (0.116 R)
• M5: 2,274,037 km (0.047 R)
• M6: 3,383,006 km (0.114 R)
• M7: 3,880,868 km (0.11 R)
• M8: 4,427,947 km (0.104 R)
• M9: 5,440,725 km (0.033 R)
• M10: 6,013,984 km (0.099 R)
• M11: 6,676,403 km (0.108 R)
• M12: 8,036,098 km (0.103 R)
• M13: 8,576,596 km (0.083 R)
• M14: 9,762,607 km (0.11 R)
• M15: 10,445,223 km (0.111 R)
• M16: 11,906,046 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877

Radius: 9.2

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.8 AU - 2.2 AU

Year: 1918 Days

Day: 10.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,767,588 km

• M1: 114,442 km (0.071 R)
• M2: 416,630 km (0.111 R)
• M3: 755,170 km (0.096 R)
• M4: 1,103,583 km (0.067 R)
• M5: 1,434,644 km (0.044 R)
• M6: 2,200,285 km (0.101 R)
• M7: 2,792,543 km (0.119 R)
• M8: 3,418,162 km (0.109 R)
• M9: 3,847,807 km (0.104 R)
• M10: 4,253,067 km (0.113 R)
• M11: 4,686,452 km (0.115 R)
• M12: 5,427,112 km (0.036 R)
• M13: 5,988,104 km (0.076 R)
• M14: 7,340,917 km (0.105 R)
• M15: 8,338,735 km (0.116 R)
• M16: 9,052,616 km (0.048 R)
• M17: 9,562,296 km (0.057 R)
• M18: 10,090,975 km (0.074 R)
• M19: 11,322,614 km (0.047 R)
• M20: 11,954,665 km (0.104 R)
• M21: 12,651,791 km (0.098 R)
• M22: 13,074,405 km (0.115 R)
• M23: 17,158,277 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.5

Radius: 12.6

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.33 AU - 5.53 AU

Year: 8582 Days

Day: 10.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,767,588 km

• M1: 157,078 km (0.085 R)
• M2: 659,876 km (0.072 R)
• M3: 1,067,530 km (0.096 R)
• M4: 2,109,031 km (0.071 R)
• M5: 2,593,578 km (0.102 R)
• M6: 3,043,120 km (0.045 R)
• M7: 4,128,004 km (0.076 R)
• M8: 6,164,779 km (0.063 R)
• M9: 6,858,763 km (0.104 R)
• M10: 7,284,070 km (0.105 R)
• M11: 8,578,241 km (0.094 R)
• M12: 9,118,439 km (0.093 R)
• M13: 9,633,654 km (0.067 R)
• M14: 10,168,018 km (0.084 R)
• M15: 11,456,654 km (0.072 R)
• M16: 17,074,503 km (0.032 R)
• M17: 19,652,223 km (0.108 R)
• M18: 20,672,631 km (0.07 R)
• M19: 24,657,918 km (0.096 R)
• M20: 26,499,318 km (0.081 R)
• M21: 27,647,332 km (0.068 R)
• M22: 28,135,320 km (0.04 R)
• M23: 30,042,394 km (0.112 R)
• M24: 35,700,335 km (0.089 R)
• M25: 39,513,884 km (0.035 R)
• M26: 42,159,223 km (0.084 R)
• M27: 42,676,233 km (0.029 R)
• M28: 43,854,915 km (0.06 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.5

Radius: 5

Gravity: 22.62 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.84 AU - 6.94 AU

Year: 10956 Days

Day: 17.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,767,588 km

• M1: 62,233 km (0.068 R)
• M2: 364,420 km (0.093 R)
• M3: 730,187 km (0.112 R)
• M4: 1,087,577 km (0.075 R)
• M5: 2,680,943 km (0.071 R)
• M6: 3,572,846 km (0.102 R)
• M7: 6,850,386 km (0.086 R)
• M8: 7,370,238 km (0.109 R)
• M9: 8,265,133 km (0.115 R)
• M10: 10,735,742 km (0.099 R)
• M11: 10,948,171 km (0.111 R)
• M12: 13,289,976 km (0.043 R)
• M13: 14,351,821 km (0.083 R)
• M14: 17,143,467 km (0.106 R)
• M15: 19,875,573 km (0.047 R)
• M16: 28,551,352 km (0.058 R)
• M17: 33,367,506 km (0.083 R)
• M18: 34,048,027 km (0.071 R)
• M19: 35,907,678 km (0.085 R)
• M20: 37,834,049 km (0.057 R)
• M21: 38,079,689 km (0.092 R)
• M22: 42,285,933 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.5

Radius: 5.6

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.08 AU - 6.92 AU

Year: 11240 Days

Day: 24.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,767,588 km

• M1: 74,051 km (0.111 R)
• M2: 629,657 km (0.11 R)
• M3: 814,261 km (0.091 R)
• M4: 1,437,935 km (0.119 R)
• M5: 4,451,285 km (0.102 R)
• M6: 5,531,381 km (0.059 R)
• M7: 6,743,274 km (0.064 R)
• M8: 7,725,832 km (0.084 R)
• M9: 8,684,904 km (0.111 R)
• M10: 15,812,046 km (0.048 R)
• M11: 16,628,252 km (0.114 R)
• M12: 18,662,484 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.8

Radius: 3

Gravity: 81.64 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.8 AU - 11.22 AU

Year: 23110 Days

Day: 18.4 Hours

Environment

Temp: -246 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,767,588 km

• M1: 37,399 km (0.099 R)
• M2: 239,057 km (0.117 R)
• M3: 889,359 km (0.066 R)
• M4: 2,445,925 km (0.082 R)
• M5: 2,872,878 km (0.057 R)
• M6: 5,044,889 km (0.069 R)
• M7: 10,818,020 km (0.059 R)
• M8: 11,884,204 km (0.087 R)
• M9: 13,611,910 km (0.117 R)
• M10: 19,400,899 km (0.1 R)
• M11: 25,591,558 km (0.078 R)
• M12: 26,169,754 km (0.086 R)
• M13: 27,232,198 km (0.072 R)
• M14: 32,842,567 km (0.077 R)
• M15: 34,636,694 km (0.115 R)
• M16: 35,486,261 km (0.111 R)
• M17: 43,439,183 km (0.092 R)
• M18: 45,093,585 km (0.117 R)
• M19: 49,412,027 km (0.094 R)
• M20: 56,490,998 km (0.082 R)
• M21: 59,865,328 km (0.114 R)
• M22: 69,440,938 km (0.075 R)
• M23: 74,706,933 km (0.026 R)
• M24: 84,998,369 km (0.078 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 18,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit