🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.3

Radius: 12.5

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.88 AU - 2.38 AU

Year: 2108 Days

Day: 6 Hours

Environment

Temp: -200 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,720,806 km

• M1: 155,432 km (0.072 R)
• M2: 598,840 km (0.109 R)
• M3: 2,780,576 km (0.112 R)
• M4: 4,515,462 km (0.066 R)
• M5: 5,576,111 km (0.043 R)
• M6: 7,798,836 km (0.086 R)
• M7: 8,360,726 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.5

Radius: 9.4

Gravity: 11.24 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.84 AU - 2.98 AU

Year: 2538 Days

Day: 8.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,720,806 km

• M1: 120,426 km (0.058 R)
• M2: 463,005 km (0.094 R)
• M3: 805,884 km (0.052 R)
• M4: 1,812,827 km (0.11 R)
• M5: 2,405,833 km (0.088 R)
• M6: 2,919,253 km (0.071 R)
• M7: 3,522,880 km (0.071 R)
• M8: 4,038,993 km (0.072 R)
• M9: 5,448,654 km (0.112 R)
• M10: 6,139,796 km (0.066 R)
• M11: 7,409,583 km (0.077 R)
• M12: 8,917,679 km (0.052 R)
• M13: 9,800,755 km (0.096 R)
• M14: 10,540,367 km (0.102 R)
• M15: 11,400,555 km (0.064 R)
• M16: 14,116,354 km (0.11 R)
• M17: 15,520,330 km (0.112 R)
• M18: 16,309,609 km (0.094 R)
• M19: 17,403,319 km (0.107 R)
• M20: 18,255,279 km (0.048 R)
• M21: 19,194,304 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343

Radius: 14.9

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.19 AU - 2.73 AU

Year: 2617 Days

Day: 7.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,720,806 km

• M1: 186,848 km (0.108 R)
• M2: 689,497 km (0.112 R)
• M3: 1,578,108 km (0.038 R)
• M4: 2,662,543 km (0.099 R)
• M5: 3,542,328 km (0.073 R)
• M6: 4,032,859 km (0.096 R)
• M7: 4,690,043 km (0.117 R)
• M8: 5,692,648 km (0.1 R)
• M9: 7,946,041 km (0.05 R)
• M10: 10,075,267 km (0.077 R)
• M11: 10,564,452 km (0.066 R)
• M12: 11,590,693 km (0.106 R)
• M13: 12,324,321 km (0.087 R)
• M14: 13,884,328 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.9

Radius: 13.7

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.98 AU - 3.08 AU

Year: 3577 Days

Day: 9.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,720,806 km

• M1: 170,392 km (0.057 R)
• M2: 608,415 km (0.064 R)
• M3: 1,173,296 km (0.087 R)
• M4: 2,061,608 km (0.098 R)
• M5: 2,679,447 km (0.09 R)
• M6: 4,028,072 km (0.106 R)
• M7: 5,707,308 km (0.113 R)
• M8: 9,213,134 km (0.106 R)
• M9: 12,316,692 km (0.079 R)
• M10: 13,262,749 km (0.076 R)
• M11: 17,713,884 km (0.073 R)
• M12: 18,796,224 km (0.054 R)
• M13: 20,178,509 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.6

Radius: 13.4

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.77 AU - 3.39 AU

Year: 3666 Days

Day: 5.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,720,806 km

• M1: 167,849 km (0.091 R)
• M2: 635,492 km (0.047 R)
• M3: 1,060,948 km (0.1 R)
• M4: 1,766,302 km (0.073 R)
• M5: 2,480,482 km (0.048 R)
• M6: 6,458,888 km (0.11 R)
• M7: 7,167,234 km (0.114 R)
• M8: 11,471,464 km (0.119 R)
• M9: 11,983,986 km (0.093 R)
• M10: 13,899,288 km (0.111 R)
• M11: 14,630,522 km (0.062 R)
• M12: 16,063,969 km (0.048 R)
• M13: 16,706,193 km (0.055 R)
• M14: 17,199,118 km (0.082 R)
• M15: 17,985,105 km (0.055 R)
• M16: 21,179,319 km (0.037 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.9

Radius: 4

Gravity: 31.68 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 8.2 AU - 13.08 AU

Year: 23540 Days

Day: 22.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,720,806 km

• M1: 50,564 km (0.119 R)
• M2: 283,488 km (0.107 R)
• M3: 504,444 km (0.102 R)
• M4: 1,070,373 km (0.1 R)
• M5: 2,855,524 km (0.08 R)
• M6: 3,422,201 km (0.104 R)
• M7: 4,703,507 km (0.113 R)
• M8: 6,536,529 km (0.099 R)
• M9: 8,214,868 km (0.109 R)
• M10: 9,180,971 km (0.039 R)
• M11: 12,461,203 km (0.088 R)
• M12: 15,009,154 km (0.109 R)
• M13: 19,681,245 km (0.094 R)
• M14: 31,244,862 km (0.108 R)
• M15: 35,326,041 km (0.055 R)
• M16: 39,452,698 km (0.111 R)
• M17: 41,098,425 km (0.084 R)
• M18: 44,846,898 km (0.102 R)
• M19: 57,446,779 km (0.088 R)
• M20: 62,720,702 km (0.088 R)
• M21: 63,528,531 km (0.051 R)
• M22: 70,025,417 km (0.074 R)
• M23: 71,112,993 km (0.1 R)
• M24: 76,032,819 km (0.078 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 13,775 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit