🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.3

Radius: 9.3

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.54 AU - 0.62 AU

Year: 300 Days

Day: 11.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,346,617 km

• M1: 115,639 km (0.081 R)
• M2: 473,178 km (0.076 R)
• M3: 805,435 km (0.085 R)
• M4: 1,139,637 km (0.102 R)
• M5: 1,471,594 km (0.114 R)
• M6: 2,319,814 km (0.05 R)
• M7: 3,233,408 km (0.109 R)
• M8: 3,715,862 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.2

Radius: 10.6

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.41 AU - 2.67 AU

Year: 2746 Days

Day: 13 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,346,617 km

• M1: 131,796 km (0.11 R)
• M2: 462,108 km (0.114 R)
• M3: 932,892 km (0.083 R)
• M4: 1,397,543 km (0.062 R)
• M5: 1,750,145 km (0.083 R)
• M6: 2,400,148 km (0.085 R)
• M7: 3,789,763 km (0.061 R)
• M8: 4,946,304 km (0.101 R)
• M9: 6,929,822 km (0.11 R)
• M10: 7,513,852 km (0.119 R)
• M11: 8,847,218 km (0.043 R)
• M12: 9,570,225 km (0.067 R)
• M13: 10,785,558 km (0.109 R)
• M14: 13,880,588 km (0.107 R)
• M15: 14,247,103 km (0.095 R)
• M16: 14,620,200 km (0.096 R)
• M17: 14,999,730 km (0.059 R)
• M18: 15,483,529 km (0.073 R)
• M19: 15,828,352 km (0.074 R)
• M20: 16,228,676 km (0.047 R)
• M21: 18,060,053 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.1

Radius: 14.2

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.15 AU - 5.37 AU

Year: 8182 Days

Day: 12.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,346,617 km

• M1: 176,525 km (0.057 R)
• M2: 652,845 km (0.029 R)
• M3: 1,172,548 km (0.064 R)
• M4: 1,976,188 km (0.085 R)
• M5: 2,817,377 km (0.027 R)
• M6: 3,503,133 km (0.085 R)
• M7: 5,396,444 km (0.109 R)
• M8: 6,319,612 km (0.106 R)
• M9: 7,004,172 km (0.074 R)
• M10: 7,858,376 km (0.1 R)
• M11: 9,496,323 km (0.087 R)
• M12: 12,420,662 km (0.09 R)
• M13: 13,497,169 km (0.117 R)
• M14: 14,758,279 km (0.09 R)
• M15: 16,426,893 km (0.087 R)
• M16: 17,934,541 km (0.118 R)
• M17: 18,504,957 km (0.067 R)
• M18: 20,520,340 km (0.076 R)
• M19: 22,267,793 km (0.088 R)
• M20: 26,147,913 km (0.099 R)
• M21: 29,758,008 km (0.061 R)
• M22: 31,373,067 km (0.063 R)
• M23: 34,012,572 km (0.087 R)
• M24: 36,568,601 km (0.086 R)
• M25: 37,486,982 km (0.099 R)
• M26: 40,578,123 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 417.8

Radius: 7.9

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.83 AU - 6.95 AU

Year: 10956 Days

Day: 18.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 92.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,346,617 km

• M1: 98,884 km (0.098 R)
• M2: 362,326 km (0.048 R)
• M3: 679,324 km (0.101 R)
• M4: 1,297,313 km (0.074 R)
• M5: 2,407,778 km (0.095 R)
• M6: 3,695,217 km (0.098 R)
• M7: 4,239,155 km (0.116 R)
• M8: 5,985,560 km (0.089 R)
• M9: 6,264,261 km (0.061 R)
• M10: 8,595,295 km (0.104 R)
• M11: 9,454,885 km (0.093 R)
• M12: 9,881,687 km (0.029 R)
• M13: 10,520,470 km (0.025 R)
• M14: 12,433,677 km (0.075 R)
• M15: 12,831,009 km (0.118 R)
• M16: 15,590,192 km (0.073 R)
• M17: 16,119,171 km (0.045 R)
• M18: 18,648,123 km (0.1 R)
• M19: 23,863,404 km (0.114 R)
• M20: 26,755,579 km (0.103 R)
• M21: 33,880,776 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.6

Radius: 7.3

Gravity: 11.05 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.45 AU - 9.85 AU

Year: 18773 Days

Day: 16.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,346,617 km

• M1: 136,433 km (0.109 R)
• M2: 390,750 km (0.098 R)
• M3: 628,311 km (0.088 R)
• M4: 1,850,675 km (0.077 R)
• M5: 2,296,926 km (0.118 R)
• M6: 2,741,381 km (0.072 R)
• M7: 3,514,204 km (0.112 R)
• M8: 4,043,032 km (0.118 R)
• M9: 4,623,621 km (0.105 R)
• M10: 5,830,876 km (0.08 R)
• M11: 6,875,967 km (0.097 R)
• M12: 8,389,299 km (0.092 R)
• M13: 9,010,130 km (0.099 R)
• M14: 11,301,820 km (0.081 R)
• M15: 17,991,687 km (0.061 R)
• M16: 18,416,545 km (0.104 R)
• M17: 19,198,044 km (0.093 R)
• M18: 20,183,146 km (0.112 R)
• M19: 23,139,948 km (0.102 R)
• M20: 25,618,635 km (0.085 R)
• M21: 26,156,440 km (0.103 R)
• M22: 27,032,485 km (0.118 R)
• M23: 28,843,068 km (0.078 R)
• M24: 29,191,332 km (0.11 R)
• M25: 31,831,734 km (0.088 R)
• M26: 33,209,680 km (0.117 R)
• M27: 36,760,086 km (0.102 R)
• M28: 39,404,827 km (0.111 R)
• M29: 51,424,418 km (0.096 R)
• M30: 52,797,876 km (0.071 R)
• M31: 54,725,893 km (0.056 R)
• M32: 59,094,749 km (0.112 R)
• M33: 60,601,200 km (0.074 R)
• M34: 65,473,602 km (0.105 R)
• M35: 65,874,226 km (0.067 R)
• M36: 68,107,423 km (0.105 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: 495 - 15,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit