🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.5

Radius: 14.9

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.44 AU - 1.5 AU

Year: 1253 Days

Day: 8.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,039,205 km

• M1: 185,352 km (0.096 R)
• M2: 719,416 km (0.033 R)
• M3: 1,659,938 km (0.031 R)
• M4: 2,338,813 km (0.063 R)
• M5: 3,555,941 km (0.081 R)
• M6: 4,422,861 km (0.078 R)
• M7: 5,162,323 km (0.118 R)
• M8: 5,851,521 km (0.062 R)
• M9: 6,483,871 km (0.107 R)
• M10: 8,266,778 km (0.049 R)
• M11: 8,860,682 km (0.109 R)
• M12: 10,815,328 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.9

Radius: 8.2

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.77 AU - 3.63 AU

Year: 4024 Days

Day: 8.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,039,205 km

• M1: 102,475 km (0.058 R)
• M2: 629,209 km (0.068 R)
• M3: 956,978 km (0.091 R)
• M4: 1,216,081 km (0.119 R)
• M5: 1,644,081 km (0.109 R)
• M6: 2,035,129 km (0.118 R)
• M7: 3,730,522 km (0.041 R)
• M8: 4,102,871 km (0.089 R)
• M9: 4,591,308 km (0.104 R)
• M10: 5,344,833 km (0.033 R)
• M11: 8,135,132 km (0.052 R)
• M12: 10,963,579 km (0.094 R)
• M13: 16,098,975 km (0.042 R)
• M14: 16,808,667 km (0.115 R)
• M15: 17,425,310 km (0.064 R)
• M16: 17,710,443 km (0.058 R)
• M17: 22,038,310 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.2

Radius: 11.3

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.43 AU - 5.05 AU

Year: 7254 Days

Day: 13.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,039,205 km

• M1: 167,550 km (0.098 R)
• M2: 587,172 km (0.104 R)
• M3: 1,613,862 km (0.075 R)
• M4: 2,141,194 km (0.115 R)
• M5: 3,007,665 km (0.086 R)
• M6: 4,388,902 km (0.114 R)
• M7: 5,424,568 km (0.074 R)
• M8: 5,848,379 km (0.104 R)
• M9: 6,543,860 km (0.062 R)
• M10: 7,410,779 km (0.059 R)
• M11: 10,473,347 km (0.07 R)
• M12: 11,393,673 km (0.058 R)
• M13: 12,760,100 km (0.087 R)
• M14: 15,169,374 km (0.114 R)
• M15: 15,750,711 km (0.053 R)
• M16: 19,179,793 km (0.099 R)
• M17: 28,924,449 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.3

Radius: 8

Gravity: 11.63 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.36 AU - 8.2 AU

Year: 12409 Days

Day: 16.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 58,039,205 km

• M1: 99,483 km (0.047 R)
• M2: 507,885 km (0.11 R)
• M3: 1,727,107 km (0.108 R)
• M4: 2,235,142 km (0.042 R)
• M5: 3,291,004 km (0.119 R)
• M6: 3,573,893 km (0.111 R)
• M7: 4,248,280 km (0.095 R)
• M8: 4,584,576 km (0.11 R)
• M9: 5,071,667 km (0.097 R)
• M10: 5,556,963 km (0.115 R)
• M11: 6,660,696 km (0.059 R)
• M12: 7,372,033 km (0.053 R)
• M13: 8,701,061 km (0.082 R)
• M14: 9,295,114 km (0.07 R)
• M15: 9,758,269 km (0.117 R)
• M16: 13,442,416 km (0.117 R)
• M17: 15,342,608 km (0.092 R)
• M18: 16,209,378 km (0.093 R)
• M19: 23,683,138 km (0.065 R)
• M20: 28,642,308 km (0.119 R)
• M21: 29,622,622 km (0.112 R)
• M22: 30,512,730 km (0.082 R)
• M23: 32,346,201 km (0.105 R)
• M24: 36,357,519 km (0.109 R)
• M25: 36,992,861 km (0.084 R)
• M26: 38,416,584 km (0.035 R)
• M27: 41,235,606 km (0.11 R)
• M28: 44,189,565 km (0.059 R)
• M29: 47,583,492 km (0.083 R)
• M30: 52,427,322 km (0.088 R)
• M31: 55,218,369 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.5

Radius: 6.3

Gravity: 16.89 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.03 AU - 7.29 AU

Year: 13467 Days

Day: 17.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,039,205 km

• M1: 78,389 km (0.085 R)
• M2: 378,483 km (0.041 R)
• M3: 1,073,814 km (0.081 R)
• M4: 1,491,940 km (0.098 R)
• M5: 3,569,704 km (0.077 R)
• M6: 4,686,602 km (0.097 R)
• M7: 8,228,182 km (0.065 R)
• M8: 8,805,480 km (0.087 R)
• M9: 9,880,191 km (0.12 R)
• M10: 11,039,874 km (0.067 R)
• M11: 11,682,247 km (0.098 R)
• M12: 16,666,250 km (0.027 R)
• M13: 17,667,359 km (0.045 R)
• M14: 24,432,923 km (0.084 R)
• M15: 24,726,733 km (0.081 R)
• M16: 28,116,172 km (0.049 R)
• M17: 32,153,220 km (0.083 R)
• M18: 35,298,066 km (0.116 R)
• M19: 43,182,473 km (0.089 R)
• M20: 52,163,880 km (0.073 R)
• M21: 52,814,182 km (0.062 R)
• M22: 57,174,062 km (0.087 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 14,348 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit