🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972

Radius: 10.4

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.44 AU - 0.6 AU

Year: 250 Days

Day: 14.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,517,249 km

• M1: 129,701 km (0.114 R)
• M2: 453,880 km (0.105 R)
• M3: 953,986 km (0.06 R)
• M4: 1,347,428 km (0.101 R)
• M5: 1,704,668 km (0.104 R)
• M6: 2,040,665 km (0.037 R)
• M7: 2,543,762 km (0.058 R)
• M8: 3,087,401 km (0.099 R)
• M9: 3,547,414 km (0.112 R)
• M10: 4,127,106 km (0.098 R)
• M11: 4,565,727 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774

Radius: 14.7

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.71 AU - 0.71 AU

Year: 399 Days

Day: 5.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,517,249 km

• M1: 182,958 km (0.064 R)
• M2: 855,251 km (0.111 R)
• M3: 1,574,518 km (0.119 R)
• M4: 2,045,751 km (0.058 R)
• M5: 2,517,433 km (0.097 R)
• M6: 3,387,943 km (0.115 R)
• M7: 4,739,111 km (0.097 R)
• M8: 5,513,280 km (0.064 R)

Asteroid Belt

Center: 2.77 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.1

Radius: 13.6

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.45 AU - 5.19 AU

Year: 7057 Days

Day: 12.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,517,249 km

• M1: 169,794 km (0.119 R)
• M2: 629,209 km (0.08 R)
• M3: 1,115,851 km (0.114 R)
• M4: 1,540,858 km (0.102 R)
• M5: 2,612,428 km (0.093 R)
• M6: 3,039,530 km (0.087 R)
• M7: 4,133,389 km (0.101 R)
• M8: 4,825,429 km (0.057 R)
• M9: 5,653,752 km (0.026 R)
• M10: 6,675,805 km (0.085 R)
• M11: 7,374,876 km (0.068 R)
• M12: 8,837,644 km (0.056 R)
• M13: 9,900,537 km (0.101 R)
• M14: 14,498,427 km (0.112 R)
• M15: 15,672,471 km (0.043 R)
• M16: 17,550,972 km (0.113 R)
• M17: 18,342,943 km (0.044 R)
• M18: 19,715,653 km (0.07 R)
• M19: 20,283,676 km (0.052 R)
• M20: 22,665,274 km (0.105 R)
• M21: 23,446,325 km (0.12 R)
• M22: 24,897,274 km (0.116 R)
• M23: 29,241,746 km (0.071 R)
• M24: 33,161,958 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.7

Radius: 10.2

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.18 AU - 5.46 AU

Year: 8183 Days

Day: 14.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,517,249 km

• M1: 126,859 km (0.107 R)
• M2: 712,086 km (0.115 R)
• M3: 1,035,965 km (0.079 R)
• M4: 1,384,977 km (0.096 R)
• M5: 2,102,149 km (0.109 R)
• M6: 2,593,877 km (0.061 R)
• M7: 3,991,271 km (0.108 R)
• M8: 4,316,946 km (0.11 R)
• M9: 4,689,893 km (0.091 R)
• M10: 5,084,233 km (0.103 R)
• M11: 5,700,576 km (0.088 R)
• M12: 8,453,028 km (0.117 R)
• M13: 8,810,567 km (0.104 R)
• M14: 9,177,979 km (0.082 R)
• M15: 9,603,735 km (0.113 R)
• M16: 10,699,988 km (0.058 R)
• M17: 11,712,167 km (0.04 R)
• M18: 12,613,195 km (0.113 R)
• M19: 14,425,872 km (0.109 R)
• M20: 23,164,482 km (0.097 R)
• M21: 23,513,494 km (0.067 R)
• M22: 26,056,060 km (0.1 R)
• M23: 29,180,112 km (0.099 R)
• M24: 32,219,342 km (0.075 R)
• M25: 34,775,222 km (0.09 R)
• M26: 38,674,191 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.8

Radius: 3.1

Gravity: 103.52 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.07 AU - 9.73 AU

Year: 14807 Days

Day: 20.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,517,249 km

• M1: 38,746 km (0.12 R)
• M2: 143,016 km (0.09 R)
• M3: 636,838 km (0.106 R)
• M4: 809,624 km (0.037 R)
• M5: 2,038,271 km (0.068 R)
• M6: 2,326,396 km (0.051 R)
• M7: 2,641,001 km (0.025 R)
• M8: 2,932,717 km (0.108 R)
• M9: 3,875,482 km (0.042 R)
• M10: 4,967,397 km (0.083 R)
• M11: 5,222,910 km (0.069 R)
• M12: 5,960,727 km (0.114 R)
• M13: 7,079,121 km (0.11 R)
• M14: 7,639,664 km (0.1 R)
• M15: 9,169,302 km (0.114 R)
• M16: 9,891,411 km (0.071 R)
• M17: 10,353,968 km (0.042 R)
• M18: 10,770,598 km (0.105 R)
• M19: 12,022,134 km (0.108 R)
• M20: 12,615,738 km (0.116 R)
• M21: 13,789,782 km (0.114 R)
• M22: 15,034,736 km (0.078 R)
• M23: 20,300,880 km (0.076 R)
• M24: 24,524,925 km (0.059 R)
• M25: 26,454,289 km (0.09 R)
• M26: 30,129,909 km (0.061 R)
• M27: 30,977,081 km (0.114 R)
• M28: 33,484,342 km (0.115 R)
• M29: 33,871,800 km (0.086 R)
• M30: 34,001,502 km (0.076 R)
• M31: 35,051,828 km (0.027 R)
• M32: 38,332,360 km (0.103 R)
• M33: 39,040,556 km (0.112 R)
• M34: 42,713,034 km (0.08 R)
• M35: 47,741,019 km (0.091 R)
• M36: 49,389,587 km (0.053 R)
• M37: 64,362,539 km (0.074 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 17,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit