🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.62 AU - 0.64 AU

Year: 188 Days

Day: 36.1 Hours

Environment

Temp: 174 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.1 AU - 2.82 AU

Year: 1454 Days

Day: 31.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,366,623 km

• M1: 792,121 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.1 AU - 3.82 AU

Year: 2425 Days

Day: 42.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.3

Radius: 9.7

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.03 AU - 5.05 AU

Year: 3644 Days

Day: 5.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,366,623 km

• M1: 120,725 km (0.095 R)
• M2: 822,938 km (0.101 R)
• M3: 1,388,717 km (0.075 R)
• M4: 1,885,980 km (0.119 R)
• M5: 2,211,206 km (0.114 R)
• M6: 3,256,746 km (0.096 R)
• M7: 3,829,107 km (0.101 R)
• M8: 5,581,497 km (0.065 R)
• M9: 6,692,859 km (0.104 R)
• M10: 8,213,821 km (0.08 R)
• M11: 8,983,053 km (0.11 R)
• M12: 9,761,261 km (0.071 R)
• M13: 10,265,256 km (0.099 R)
• M14: 12,773,414 km (0.118 R)
• M15: 13,282,496 km (0.069 R)
• M16: 16,790,715 km (0.11 R)
• M17: 21,579,343 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.7

Radius: 8.5

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.15 AU - 6.51 AU

Year: 4636 Days

Day: 7.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,366,623 km

• M1: 178,171 km (0.09 R)
• M2: 518,656 km (0.082 R)
• M3: 1,084,585 km (0.087 R)
• M4: 1,722,769 km (0.09 R)
• M5: 2,118,455 km (0.115 R)
• M6: 2,728,366 km (0.092 R)
• M7: 3,055,836 km (0.115 R)
• M8: 3,790,361 km (0.116 R)
• M9: 4,129,350 km (0.111 R)
• M10: 4,414,932 km (0.095 R)
• M11: 5,750,393 km (0.04 R)
• M12: 6,229,704 km (0.11 R)
• M13: 7,200,146 km (0.111 R)
• M14: 8,305,225 km (0.03 R)
• M15: 9,977,729 km (0.089 R)
• M16: 10,320,159 km (0.106 R)
• M17: 10,938,148 km (0.103 R)
• M18: 11,302,119 km (0.078 R)
• M19: 12,740,054 km (0.094 R)
• M20: 13,194,233 km (0.094 R)
• M21: 13,554,913 km (0.062 R)
• M22: 14,188,610 km (0.082 R)
• M23: 15,743,830 km (0.083 R)
• M24: 18,604,590 km (0.093 R)
• M25: 19,853,433 km (0.094 R)
• M26: 20,670,536 km (0.118 R)
• M27: 24,471,818 km (0.108 R)
• M28: 26,455,037 km (0.092 R)
• M29: 26,946,466 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.8

Radius: 13.9

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.18 AU - 11.28 AU

Year: 12326 Days

Day: 10.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,366,623 km

• M1: 172,935 km (0.082 R)
• M2: 743,651 km (0.032 R)
• M3: 1,287,738 km (0.093 R)
• M4: 2,302,311 km (0.085 R)
• M5: 3,042,073 km (0.1 R)
• M6: 6,167,023 km (0.089 R)
• M7: 6,918,752 km (0.056 R)
• M8: 8,369,253 km (0.1 R)
• M9: 11,281,923 km (0.111 R)
• M10: 12,469,132 km (0.082 R)
• M11: 15,231,307 km (0.101 R)
• M12: 18,299,410 km (0.094 R)
• M13: 20,446,139 km (0.076 R)
• M14: 21,669,102 km (0.064 R)
• M15: 30,053,015 km (0.044 R)
• M16: 39,568,637 km (0.101 R)
• M17: 40,239,284 km (0.119 R)
• M18: 44,424,284 km (0.065 R)
• M19: 45,294,794 km (0.112 R)
• M20: 53,159,304 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.2

Radius: 5.7

Gravity: 24.23 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 13.33 AU - 16.93 AU

Year: 22171 Days

Day: 16.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,366,623 km

• M1: 70,909 km (0.038 R)
• M2: 258,356 km (0.057 R)
• M3: 703,409 km (0.076 R)
• M4: 2,892,176 km (0.11 R)
• M5: 4,497,361 km (0.065 R)
• M6: 6,665,034 km (0.074 R)
• M7: 10,861,254 km (0.08 R)
• M8: 12,343,021 km (0.102 R)
• M9: 13,878,494 km (0.081 R)
• M10: 16,972,626 km (0.108 R)
• M11: 17,322,985 km (0.06 R)
• M12: 23,387,234 km (0.042 R)
• M13: 29,077,338 km (0.077 R)
• M14: 29,452,829 km (0.077 R)
• M15: 30,599,197 km (0.118 R)
• M16: 32,040,124 km (0.106 R)
• M17: 34,494,875 km (0.027 R)
• M18: 35,767,953 km (0.047 R)
• M19: 45,232,861 km (0.089 R)
• M20: 49,728,576 km (0.049 R)
• M21: 52,638,255 km (0.076 R)
• M22: 78,400,504 km (0.079 R)
• M23: 83,587,960 km (0.091 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 11,312 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit