🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.7

Radius: 10.2

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.37 AU - 1.41 AU

Year: 1131 Days

Day: 8.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,495,013 km

• M1: 126,859 km (0.072 R)
• M2: 475,123 km (0.04 R)
• M3: 885,171 km (0.063 R)
• M4: 1,333,366 km (0.085 R)
• M5: 2,494,395 km (0.112 R)
• M6: 2,986,721 km (0.091 R)
• M7: 3,846,610 km (0.114 R)
• M8: 4,440,214 km (0.119 R)
• M9: 5,425,466 km (0.081 R)
• M10: 5,850,174 km (0.119 R)
• M11: 7,145,243 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.8

Radius: 12.7

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.31 AU - 1.55 AU

Year: 1180 Days

Day: 12 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,495,013 km

• M1: 157,975 km (0.113 R)
• M2: 802,144 km (0.112 R)
• M3: 1,316,162 km (0.099 R)
• M4: 1,721,871 km (0.12 R)
• M5: 2,420,194 km (0.108 R)
• M6: 3,083,362 km (0.116 R)
• M7: 3,575,090 km (0.086 R)
• M8: 4,793,864 km (0.101 R)
• M9: 5,352,911 km (0.086 R)
• M10: 5,999,772 km (0.07 R)
• M11: 6,625,989 km (0.083 R)
• M12: 9,063,237 km (0.082 R)
• M13: 9,639,339 km (0.05 R)
• M14: 10,697,744 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.9

Radius: 10.1

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.72 AU - 5.1 AU

Year: 7510 Days

Day: 9.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,495,013 km

• M1: 125,662 km (0.101 R)
• M2: 506,688 km (0.101 R)
• M3: 1,083,837 km (0.071 R)
• M4: 1,924,876 km (0.029 R)
• M5: 4,137,428 km (0.119 R)
• M6: 4,645,014 km (0.081 R)
• M7: 5,133,900 km (0.094 R)
• M8: 6,420,741 km (0.076 R)
• M9: 7,403,449 km (0.077 R)
• M10: 9,215,528 km (0.104 R)
• M11: 9,849,524 km (0.078 R)
• M12: 10,512,242 km (0.077 R)
• M13: 10,854,672 km (0.069 R)
• M14: 12,407,348 km (0.11 R)
• M15: 13,578,849 km (0.078 R)
• M16: 15,820,274 km (0.116 R)
• M17: 16,995,216 km (0.077 R)
• M18: 18,297,615 km (0.111 R)
• M19: 18,937,146 km (0.042 R)
• M20: 20,261,087 km (0.027 R)
• M21: 22,200,922 km (0.108 R)
• M22: 22,847,036 km (0.108 R)
• M23: 23,588,742 km (0.052 R)
• M24: 24,007,765 km (0.025 R)
• M25: 24,517,146 km (0.071 R)
• M26: 25,294,606 km (0.085 R)
• M27: 29,045,773 km (0.115 R)
• M28: 32,632,083 km (0.087 R)
• M29: 35,948,069 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.7

Radius: 5.2

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.95 AU - 10.69 AU

Year: 21241 Days

Day: 22.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,495,013 km

• M1: 71,059 km (0.089 R)
• M2: 528,679 km (0.09 R)
• M3: 741,257 km (0.05 R)
• M4: 907,461 km (0.084 R)
• M5: 1,216,679 km (0.055 R)
• M6: 2,044,704 km (0.111 R)
• M7: 2,475,695 km (0.059 R)
• M8: 2,875,720 km (0.114 R)
• M9: 3,079,622 km (0.064 R)
• M10: 3,366,550 km (0.087 R)
• M11: 4,820,791 km (0.098 R)
• M12: 5,791,682 km (0.102 R)
• M13: 6,081,004 km (0.061 R)
• M14: 6,610,431 km (0.073 R)
• M15: 7,588,801 km (0.084 R)
• M16: 8,067,963 km (0.107 R)
• M17: 8,428,942 km (0.085 R)
• M18: 9,280,603 km (0.097 R)
• M19: 10,032,931 km (0.108 R)
• M20: 11,375,871 km (0.077 R)
• M21: 11,658,162 km (0.074 R)
• M22: 12,895,037 km (0.065 R)
• M23: 13,513,774 km (0.088 R)
• M24: 14,282,109 km (0.074 R)
• M25: 15,696,108 km (0.111 R)
• M26: 18,487,454 km (0.092 R)
• M27: 25,602,778 km (0.066 R)
• M28: 26,480,020 km (0.048 R)
• M29: 28,088,646 km (0.105 R)
• M30: 31,058,612 km (0.113 R)
• M31: 33,533,859 km (0.056 R)
• M32: 35,295,074 km (0.036 R)
• M33: 36,993,609 km (0.12 R)
• M34: 37,364,611 km (0.066 R)
• M35: 41,079,127 km (0.029 R)
• M36: 44,752,053 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.1

Radius: 5.8

Gravity: 16.65 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 8.48 AU - 12.6 AU

Year: 23620 Days

Day: 15.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,495,013 km

• M1: 78,838 km (0.105 R)
• M2: 625,469 km (0.098 R)
• M3: 2,216,592 km (0.098 R)
• M4: 2,484,372 km (0.1 R)
• M5: 3,031,451 km (0.082 R)
• M6: 3,277,091 km (0.111 R)
• M7: 3,998,003 km (0.091 R)
• M8: 4,327,866 km (0.059 R)
• M9: 4,966,949 km (0.092 R)
• M10: 5,872,764 km (0.085 R)
• M11: 6,212,201 km (0.059 R)
• M12: 8,006,328 km (0.112 R)
• M13: 9,132,950 km (0.046 R)
• M14: 10,059,709 km (0.079 R)
• M15: 10,857,514 km (0.044 R)
• M16: 11,763,030 km (0.115 R)
• M17: 12,648,051 km (0.111 R)
• M18: 14,245,457 km (0.101 R)
• M19: 16,550,312 km (0.073 R)
• M20: 16,971,430 km (0.044 R)
• M21: 19,092,578 km (0.103 R)
• M22: 20,216,656 km (0.109 R)
• M23: 24,281,978 km (0.116 R)
• M24: 26,049,926 km (0.041 R)
• M25: 26,619,595 km (0.075 R)
• M26: 31,223,619 km (0.076 R)
• M27: 31,608,235 km (0.089 R)
• M28: 32,649,137 km (0.086 R)
• M29: 40,432,415 km (0.049 R)
• M30: 48,333,127 km (0.119 R)
• M31: 50,237,957 km (0.063 R)
• M32: 65,200,886 km (0.068 R)
• M33: 74,595,781 km (0.045 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: 345 - 19,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit