🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.24 AU - 1.58 AU

Year: 711 Days

Day: 30.5 Hours

Environment

Temp: -89 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.44 AU - 2.24 AU

Year: 1060 Days

Day: 27.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.94 AU - 2.58 AU

Year: 1443 Days

Day: 40.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,794,827 km

• M1: 34,108 km (0.094 R)
• M2: 817,852 km (0.098 R)

Asteroid Belt

Center: 4.44 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.4

Radius: 13.1

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 5.61 AU - 7.63 AU

Year: 7232 Days

Day: 6 Hours

Environment

Temp: -187 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,794,827 km

• M1: 163,211 km (0.119 R)
• M2: 671,096 km (0.116 R)
• M3: 1,840,652 km (0.12 R)
• M4: 2,634,419 km (0.118 R)
• M5: 3,669,935 km (0.116 R)
• M6: 4,122,469 km (0.037 R)
• M7: 5,976,285 km (0.116 R)
• M8: 7,957,859 km (0.059 R)
• M9: 8,634,191 km (0.093 R)
• M10: 12,438,764 km (0.104 R)
• M11: 14,063,247 km (0.11 R)
• M12: 14,676,449 km (0.11 R)
• M13: 17,729,741 km (0.101 R)
• M14: 20,165,643 km (0.115 R)
• M15: 21,025,083 km (0.068 R)
• M16: 21,504,096 km (0.116 R)
• M17: 22,236,078 km (0.066 R)
• M18: 23,493,149 km (0.106 R)
• M19: 27,076,616 km (0.119 R)
• M20: 27,739,185 km (0.116 R)
• M21: 29,393,289 km (0.063 R)
• M22: 30,498,219 km (0.085 R)
• M23: 34,639,088 km (0.054 R)
• M24: 41,719,256 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 281.6

Radius: 6.3

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 9.56 AU - 14.08 AU

Year: 17254 Days

Day: 15.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 90,794,827 km

• M1: 78,389 km (0.038 R)
• M2: 988,543 km (0.052 R)
• M3: 2,799,724 km (0.093 R)
• M4: 3,281,579 km (0.07 R)
• M5: 3,658,566 km (0.103 R)
• M6: 4,681,516 km (0.12 R)
• M7: 6,829,442 km (0.047 R)
• M8: 7,235,151 km (0.048 R)
• M9: 7,830,102 km (0.032 R)
• M10: 9,410,155 km (0.057 R)
• M11: 10,807,698 km (0.073 R)
• M12: 11,247,217 km (0.118 R)
• M13: 13,498,515 km (0.093 R)
• M14: 15,406,636 km (0.102 R)
• M15: 17,116,240 km (0.099 R)
• M16: 18,948,515 km (0.1 R)
• M17: 20,823,276 km (0.057 R)
• M18: 26,093,459 km (0.099 R)
• M19: 27,486,814 km (0.075 R)
• M20: 29,139,122 km (0.083 R)
• M21: 31,296,323 km (0.076 R)
• M22: 34,728,098 km (0.079 R)
• M23: 35,683,879 km (0.077 R)
• M24: 39,682,930 km (0.116 R)
• M25: 40,202,932 km (0.09 R)
• M26: 45,513,058 km (0.113 R)
• M27: 47,527,842 km (0.101 R)
• M28: 47,820,306 km (0.05 R)
• M29: 48,114,116 km (0.088 R)
• M30: 50,204,597 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900

Radius: 4.2

Gravity: 51.02 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 13.09 AU - 15.33 AU

Year: 22744 Days

Day: 19.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 90,794,827 km

• M1: 54,005 km (0.106 R)
• M2: 403,465 km (0.089 R)
• M3: 868,864 km (0.072 R)
• M4: 1,185,414 km (0.118 R)
• M5: 1,386,772 km (0.1 R)
• M6: 1,665,623 km (0.105 R)
• M7: 2,311,437 km (0.109 R)
• M8: 2,677,802 km (0.075 R)
• M9: 4,574,553 km (0.034 R)
• M10: 4,914,440 km (0.088 R)
• M11: 6,920,248 km (0.102 R)
• M12: 7,317,430 km (0.088 R)
• M13: 7,887,997 km (0.082 R)
• M14: 8,156,824 km (0.111 R)
• M15: 9,473,435 km (0.116 R)
• M16: 10,468,709 km (0.112 R)
• M17: 12,302,929 km (0.108 R)
• M18: 13,033,415 km (0.09 R)
• M19: 20,346,657 km (0.105 R)
• M20: 23,506,912 km (0.071 R)
• M21: 27,589,438 km (0.074 R)
• M22: 28,458,901 km (0.039 R)
• M23: 35,207,709 km (0.087 R)
• M24: 40,518,284 km (0.097 R)
• M25: 41,965,344 km (0.098 R)
• M26: 43,947,815 km (0.04 R)
• M27: 51,563,544 km (0.108 R)
• M28: 55,976,382 km (0.087 R)
• M29: 61,260,478 km (0.035 R)
• M30: 70,943,050 km (0.106 R)
• M31: 72,337,602 km (0.052 R)
• M32: 75,662,414 km (0.105 R)
• M33: 76,387,814 km (0.103 R)
• M34: 76,874,007 km (0.053 R)
• M35: 77,852,677 km (0.085 R)
• M36: 82,870,488 km (0.113 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: 370 - 15,995 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit