🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.8

Radius: 14.6

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.18 AU - 1.68 AU

Year: 1104 Days

Day: 5.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 48,945,388 km

• M1: 249,230 km (0.097 R)
• M2: 1,195,137 km (0.104 R)
• M3: 1,860,100 km (0.091 R)
• M4: 2,453,854 km (0.072 R)
• M5: 2,954,259 km (0.103 R)
• M6: 4,260,847 km (0.117 R)
• M7: 4,991,183 km (0.073 R)
• M8: 5,567,734 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.9

Radius: 10.8

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.68 AU - 2.4 AU

Year: 1881 Days

Day: 13.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,945,388 km

• M1: 134,339 km (0.064 R)
• M2: 627,264 km (0.108 R)
• M3: 1,317,209 km (0.113 R)
• M4: 2,577,272 km (0.118 R)
• M5: 4,635,888 km (0.073 R)
• M6: 5,054,164 km (0.072 R)
• M7: 7,151,227 km (0.096 R)
• M8: 8,169,839 km (0.095 R)
• M9: 8,592,752 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.1

Radius: 9.3

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.04 AU - 2.46 AU

Year: 2179 Days

Day: 8.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,945,388 km

• M1: 115,639 km (0.079 R)
• M2: 519,105 km (0.117 R)
• M3: 1,050,027 km (0.063 R)
• M4: 1,510,340 km (0.087 R)
• M5: 1,837,211 km (0.071 R)
• M6: 2,444,429 km (0.111 R)
• M7: 2,824,707 km (0.055 R)
• M8: 3,310,152 km (0.09 R)
• M9: 4,093,596 km (0.115 R)
• M10: 4,549,870 km (0.097 R)
• M11: 5,401,082 km (0.073 R)
• M12: 5,731,394 km (0.094 R)
• M13: 6,354,768 km (0.051 R)
• M14: 6,723,228 km (0.105 R)
• M15: 9,477,175 km (0.085 R)
• M16: 10,205,866 km (0.104 R)
• M17: 11,541,326 km (0.093 R)
• M18: 12,291,410 km (0.074 R)
• M19: 12,740,203 km (0.094 R)
• M20: 13,412,646 km (0.106 R)
• M21: 14,420,487 km (0.092 R)
• M22: 14,782,663 km (0.104 R)
• M23: 15,762,230 km (0.117 R)
• M24: 16,195,017 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.1

Radius: 14.1

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.19 AU - 5.65 AU

Year: 7046 Days

Day: 10.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,945,388 km

• M1: 175,329 km (0.059 R)
• M2: 652,247 km (0.115 R)
• M3: 1,173,446 km (0.03 R)
• M4: 1,936,844 km (0.12 R)
• M5: 2,483,923 km (0.105 R)
• M6: 3,154,122 km (0.093 R)
• M7: 4,644,415 km (0.1 R)
• M8: 5,166,961 km (0.105 R)
• M9: 5,698,183 km (0.08 R)
• M10: 6,597,266 km (0.108 R)
• M11: 7,852,093 km (0.035 R)
• M12: 8,476,365 km (0.12 R)
• M13: 9,218,071 km (0.116 R)
• M14: 10,596,765 km (0.026 R)
• M15: 13,649,908 km (0.063 R)
• M16: 17,312,363 km (0.088 R)
• M17: 19,334,478 km (0.067 R)
• M18: 20,548,016 km (0.063 R)
• M19: 21,660,276 km (0.088 R)
• M20: 22,192,994 km (0.116 R)
• M21: 23,443,333 km (0.095 R)
• M22: 24,493,510 km (0.109 R)
• M23: 26,084,483 km (0.098 R)
• M24: 28,281,477 km (0.101 R)
• M25: 29,286,326 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.2

Radius: 5

Gravity: 18.37 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.73 AU - 6.49 AU

Year: 9752 Days

Day: 21 Hours

Environment

Temp: -223 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,945,388 km

• M1: 64,626 km (0.079 R)
• M2: 230,830 km (0.04 R)
• M3: 543,938 km (0.114 R)
• M4: 761,304 km (0.088 R)
• M5: 1,077,254 km (0.101 R)
• M6: 1,361,939 km (0.032 R)
• M7: 2,148,674 km (0.073 R)
• M8: 2,659,102 km (0.069 R)
• M9: 2,859,713 km (0.117 R)
• M10: 3,643,307 km (0.115 R)
• M11: 3,993,665 km (0.1 R)
• M12: 4,703,507 km (0.071 R)
• M13: 5,462,117 km (0.104 R)
• M14: 5,853,914 km (0.111 R)
• M15: 7,334,784 km (0.115 R)
• M16: 7,730,620 km (0.098 R)
• M17: 10,509,699 km (0.066 R)
• M18: 11,063,810 km (0.089 R)
• M19: 11,374,225 km (0.113 R)
• M20: 14,618,704 km (0.082 R)
• M21: 16,218,204 km (0.112 R)
• M22: 17,648,958 km (0.105 R)
• M23: 18,072,620 km (0.08 R)
• M24: 23,444,679 km (0.119 R)
• M25: 25,269,324 km (0.101 R)
• M26: 29,890,552 km (0.109 R)
• M27: 30,492,384 km (0.086 R)
• M28: 31,410,317 km (0.096 R)
• M29: 32,662,750 km (0.096 R)
• M30: 36,733,458 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.5

Radius: 3.1

Gravity: 76.01 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.84 AU - 6.58 AU

Year: 9992 Days

Day: 19.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,945,388 km

• M1: 38,596 km (0.085 R)
• M2: 287,378 km (0.116 R)
• M3: 566,378 km (0.097 R)
• M4: 723,156 km (0.089 R)
• M5: 948,750 km (0.1 R)
• M6: 1,231,340 km (0.115 R)
• M7: 1,844,542 km (0.113 R)
• M8: 2,245,165 km (0.095 R)
• M9: 3,335,883 km (0.061 R)
• M10: 3,687,887 km (0.11 R)
• M11: 4,861,332 km (0.082 R)
• M12: 6,299,866 km (0.098 R)
• M13: 6,954,955 km (0.051 R)
• M14: 8,042,980 km (0.084 R)
• M15: 8,953,433 km (0.04 R)
• M16: 9,779,662 km (0.117 R)
• M17: 11,084,903 km (0.101 R)
• M18: 11,694,365 km (0.113 R)
• M19: 14,163,029 km (0.112 R)
• M20: 14,946,323 km (0.097 R)
• M21: 15,348,742 km (0.061 R)
• M22: 17,691,145 km (0.102 R)
• M23: 17,990,341 km (0.094 R)
• M24: 25,646,461 km (0.108 R)
• M25: 31,145,977 km (0.088 R)
• M26: 33,140,416 km (0.114 R)
• M27: 35,336,363 km (0.055 R)
• M28: 36,530,005 km (0.045 R)
• M29: 41,705,792 km (0.116 R)
• M30: 41,837,737 km (0.072 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 12,021 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit