🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.7

Radius: 11.2

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.75 AU - 0.95 AU

Year: 551 Days

Day: 10.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,823,624 km

• M1: 139,425 km (0.119 R)
• M2: 551,717 km (0.107 R)
• M3: 998,117 km (0.057 R)
• M4: 1,379,143 km (0.073 R)
• M5: 2,025,406 km (0.114 R)
• M6: 2,609,286 km (0.116 R)
• M7: 2,964,282 km (0.108 R)
• M8: 3,866,806 km (0.078 R)
• M9: 4,449,190 km (0.055 R)
• M10: 4,816,603 km (0.098 R)
• M11: 5,220,966 km (0.103 R)
• M12: 6,304,054 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.7

Radius: 8.2

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.63 AU - 2.59 AU

Year: 2154 Days

Day: 13.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,823,624 km

• M1: 115,340 km (0.109 R)
• M2: 374,443 km (0.111 R)
• M3: 648,208 km (0.037 R)
• M4: 1,298,809 km (0.104 R)
• M5: 1,562,400 km (0.091 R)
• M6: 1,934,899 km (0.098 R)
• M7: 2,696,801 km (0.107 R)
• M8: 3,312,097 km (0.093 R)
• M9: 4,341,181 km (0.08 R)
• M10: 5,396,743 km (0.103 R)
• M11: 5,657,791 km (0.095 R)
• M12: 6,837,969 km (0.117 R)
• M13: 7,647,593 km (0.117 R)
• M14: 8,784,686 km (0.041 R)
• M15: 9,581,893 km (0.114 R)
• M16: 10,293,530 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385

Radius: 13

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.94 AU - 4.12 AU

Year: 4662 Days

Day: 7.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,823,624 km

• M1: 169,794 km (0.105 R)
• M2: 591,360 km (0.087 R)
• M3: 1,407,267 km (0.072 R)
• M4: 1,924,277 km (0.082 R)
• M5: 2,372,024 km (0.05 R)
• M6: 3,658,566 km (0.051 R)
• M7: 4,746,740 km (0.057 R)
• M8: 6,353,870 km (0.074 R)
• M9: 6,983,677 km (0.091 R)
• M10: 11,157,159 km (0.114 R)
• M11: 12,120,419 km (0.058 R)
• M12: 13,815,214 km (0.118 R)
• M13: 14,262,511 km (0.106 R)
• M14: 14,719,533 km (0.09 R)
• M15: 16,095,085 km (0.028 R)
• M16: 16,646,353 km (0.039 R)
• M17: 18,376,154 km (0.07 R)
• M18: 21,060,538 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.4

Radius: 13

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.82 AU - 6.06 AU

Year: 7718 Days

Day: 10.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,823,624 km

• M1: 166,652 km (0.111 R)
• M2: 574,157 km (0.116 R)
• M3: 1,090,269 km (0.119 R)
• M4: 1,864,737 km (0.056 R)
• M5: 2,584,303 km (0.119 R)
• M6: 3,419,508 km (0.103 R)
• M7: 4,528,328 km (0.101 R)
• M8: 5,278,411 km (0.104 R)
• M9: 6,047,644 km (0.114 R)
• M10: 6,689,269 km (0.088 R)
• M11: 7,375,773 km (0.102 R)
• M12: 8,454,374 km (0.095 R)
• M13: 9,678,085 km (0.054 R)
• M14: 10,877,411 km (0.115 R)
• M15: 13,785,893 km (0.077 R)
• M16: 18,138,443 km (0.072 R)
• M17: 19,270,001 km (0.1 R)
• M18: 20,236,702 km (0.045 R)
• M19: 21,526,984 km (0.108 R)
• M20: 23,254,391 km (0.089 R)
• M21: 24,669,437 km (0.116 R)
• M22: 26,983,716 km (0.101 R)
• M23: 28,281,328 km (0.105 R)
• M24: 31,944,681 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.7

Radius: 9.6

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.76 AU - 5.9 AU

Year: 8650 Days

Day: 12.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,823,624 km

• M1: 119,529 km (0.072 R)
• M2: 713,582 km (0.074 R)
• M3: 2,139,848 km (0.084 R)
• M4: 3,945,195 km (0.117 R)
• M5: 5,059,400 km (0.107 R)
• M6: 5,971,049 km (0.091 R)
• M7: 6,822,261 km (0.068 R)
• M8: 8,080,379 km (0.073 R)
• M9: 8,842,880 km (0.095 R)
• M10: 12,727,637 km (0.09 R)
• M11: 17,999,915 km (0.046 R)
• M12: 25,119,577 km (0.116 R)
• M13: 25,598,290 km (0.109 R)
• M14: 26,738,974 km (0.118 R)
• M15: 29,296,948 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106.8

Radius: 6.5

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.1 AU - 8.84 AU

Year: 14351 Days

Day: 16.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,823,624 km

• M1: 128,056 km (0.115 R)
• M2: 604,824 km (0.09 R)
• M3: 2,908,183 km (0.092 R)
• M4: 3,247,171 km (0.049 R)
• M5: 4,658,178 km (0.094 R)
• M6: 6,805,506 km (0.106 R)
• M7: 19,906,390 km (0.11 R)
• M8: 20,474,264 km (0.084 R)
• M9: 22,242,361 km (0.083 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 15,772 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit