🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.52 AU - 0.64 AU

Year: 155 Days

Day: 13.5 Hours

Environment

Temp: 240 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 85,514,660 km

• M1: 48,470 km (0.094 R)
• M2: 191,635 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.5 AU - 2.1 AU

Year: 849 Days

Day: 33.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.06 AU - 5.74 AU

Year: 3812 Days

Day: 42.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.5

Radius: 13.8

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 6.78 AU - 8.94 AU

Year: 7745 Days

Day: 11.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,514,660 km

• M1: 174,730 km (0.109 R)
• M2: 619,634 km (0.098 R)
• M3: 1,106,725 km (0.111 R)
• M4: 2,235,441 km (0.106 R)
• M5: 3,307,310 km (0.073 R)
• M6: 5,381,335 km (0.057 R)
• M7: 6,005,906 km (0.091 R)
• M8: 6,612,226 km (0.11 R)
• M9: 9,971,446 km (0.087 R)
• M10: 11,009,356 km (0.085 R)
• M11: 13,891,509 km (0.118 R)
• M12: 14,955,150 km (0.099 R)
• M13: 16,558,988 km (0.112 R)
• M14: 17,181,166 km (0.108 R)
• M15: 18,143,828 km (0.031 R)
• M16: 21,539,999 km (0.104 R)
• M17: 26,502,011 km (0.118 R)
• M18: 31,039,613 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.5

Radius: 13

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.5 AU - 12.16 AU

Year: 10832 Days

Day: 9.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,514,660 km

• M1: 161,715 km (0.07 R)
• M2: 644,468 km (0.09 R)
• M3: 1,453,194 km (0.069 R)
• M4: 3,945,793 km (0.086 R)
• M5: 4,724,450 km (0.085 R)
• M6: 5,182,519 km (0.117 R)
• M7: 5,977,333 km (0.068 R)
• M8: 7,481,240 km (0.066 R)
• M9: 7,893,980 km (0.084 R)
• M10: 8,720,209 km (0.101 R)
• M11: 9,318,152 km (0.077 R)
• M12: 9,943,322 km (0.067 R)
• M13: 11,988,325 km (0.095 R)
• M14: 12,555,001 km (0.07 R)
• M15: 16,065,465 km (0.089 R)
• M16: 16,546,123 km (0.076 R)
• M17: 18,866,236 km (0.116 R)
• M18: 20,582,124 km (0.06 R)
• M19: 21,478,065 km (0.027 R)
• M20: 21,977,722 km (0.077 R)
• M21: 23,347,889 km (0.097 R)
• M22: 24,232,761 km (0.074 R)
• M23: 24,683,499 km (0.071 R)
• M24: 26,925,672 km (0.101 R)
• M25: 29,606,765 km (0.088 R)
• M26: 30,538,760 km (0.118 R)
• M27: 31,383,539 km (0.116 R)
• M28: 32,135,268 km (0.043 R)
• M29: 33,230,175 km (0.118 R)
• M30: 38,101,830 km (0.063 R)
• M31: 45,174,817 km (0.074 R)
• M32: 46,133,440 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.2

Radius: 8.8

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 11.11 AU - 13.85 AU

Year: 15495 Days

Day: 9.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,514,660 km

• M1: 115,938 km (0.109 R)
• M2: 482,154 km (0.108 R)
• M3: 793,018 km (0.114 R)
• M4: 1,425,817 km (0.079 R)
• M5: 3,039,530 km (0.04 R)
• M6: 7,039,777 km (0.114 R)
• M7: 7,786,719 km (0.108 R)
• M8: 8,533,960 km (0.096 R)
• M9: 9,548,084 km (0.09 R)
• M10: 11,878,370 km (0.099 R)
• M11: 13,698,079 km (0.058 R)
• M12: 15,388,684 km (0.102 R)
• M13: 15,851,690 km (0.057 R)
• M14: 17,797,210 km (0.104 R)
• M15: 22,058,505 km (0.064 R)
• M16: 23,651,723 km (0.098 R)
• M17: 28,311,696 km (0.1 R)
• M18: 35,786,503 km (0.088 R)
• M19: 42,637,637 km (0.119 R)
• M20: 44,012,741 km (0.038 R)
• M21: 45,102,412 km (0.116 R)
• M22: 49,474,709 km (0.087 R)
• M23: 50,483,148 km (0.08 R)
• M24: 55,913,551 km (0.087 R)
• M25: 63,281,994 km (0.064 R)
• M26: 67,711,287 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.5

Radius: 4.5

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 11.46 AU - 17.2 AU

Year: 19065 Days

Day: 20.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,514,660 km

• M1: 56,847 km (0.118 R)
• M2: 261,796 km (0.057 R)
• M3: 2,519,228 km (0.111 R)
• M4: 18,740,125 km (0.056 R)
• M5: 23,296,278 km (0.117 R)
• M6: 26,410,457 km (0.106 R)
• M7: 28,824,518 km (0.052 R)
• M8: 36,604,654 km (0.06 R)
• M9: 38,893,053 km (0.111 R)
• M10: 39,127,024 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.3

Radius: 3.8

Gravity: 54.87 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 14.48 AU - 17.2 AU

Year: 22157 Days

Day: 20.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,514,660 km

• M1: 63,130 km (0.105 R)
• M2: 235,018 km (0.108 R)
• M3: 378,034 km (0.052 R)
• M4: 873,203 km (0.041 R)
• M5: 1,258,567 km (0.067 R)
• M6: 3,203,190 km (0.115 R)
• M7: 4,135,334 km (0.06 R)
• M8: 4,482,551 km (0.116 R)
• M9: 6,561,961 km (0.09 R)
• M10: 6,890,029 km (0.119 R)
• M11: 7,629,641 km (0.09 R)
• M12: 9,979,824 km (0.095 R)
• M13: 13,655,443 km (0.095 R)
• M14: 18,600,700 km (0.069 R)
• M15: 23,736,096 km (0.089 R)
• M16: 31,550,640 km (0.077 R)
• M17: 39,218,129 km (0.081 R)
• M18: 43,642,636 km (0.106 R)
• M19: 46,827,275 km (0.102 R)
• M20: 48,916,409 km (0.065 R)
• M21: 57,303,764 km (0.095 R)
• M22: 63,818,152 km (0.073 R)
• M23: 73,788,701 km (0.11 R)
• M24: 82,474,652 km (0.116 R)
• M25: 84,239,010 km (0.064 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 11,940 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit