🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.47 AU - 0.61 AU

Year: 148 Days

Day: 44.5 Hours

Environment

Temp: 213 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.82 AU - 0.86 AU

Year: 287 Days

Day: 17.9 Hours

Environment

Temp: 111 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.21 AU - 2.29 AU

Year: 1258 Days

Day: 41.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,650,199 km

• M1: 263,442 km (0.119 R)
• M2: 850,015 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.89 AU - 3.97 AU

Year: 2368 Days

Day: 38.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,650,199 km

• M1: 33,360 km (0.103 R)

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.5

Radius: 13.6

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.09 AU - 8.63 AU

Year: 7443 Days

Day: 8.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,650,199 km

• M1: 171,589 km (0.11 R)
• M2: 688,001 km (0.118 R)
• M3: 1,143,676 km (0.112 R)
• M4: 1,646,325 km (0.033 R)
• M5: 2,075,970 km (0.12 R)
• M6: 3,951,029 km (0.112 R)
• M7: 4,665,359 km (0.117 R)
• M8: 5,205,408 km (0.072 R)
• M9: 5,814,420 km (0.041 R)
• M10: 7,303,667 km (0.102 R)
• M11: 8,960,164 km (0.08 R)
• M12: 10,358,007 km (0.092 R)
• M13: 13,291,621 km (0.11 R)
• M14: 14,179,335 km (0.117 R)
• M15: 14,689,314 km (0.102 R)
• M16: 15,746,223 km (0.11 R)
• M17: 16,515,755 km (0.115 R)
• M18: 17,834,310 km (0.096 R)
• M19: 19,283,914 km (0.035 R)
• M20: 21,138,628 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.4

Radius: 13.3

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 6.43 AU - 8.45 AU

Year: 7565 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,650,199 km

• M1: 169,494 km (0.093 R)
• M2: 1,030,580 km (0.103 R)
• M3: 2,347,789 km (0.091 R)
• M4: 3,136,170 km (0.103 R)
• M5: 4,033,458 km (0.112 R)
• M6: 4,906,212 km (0.051 R)
• M7: 5,437,883 km (0.097 R)
• M8: 6,115,711 km (0.107 R)
• M9: 8,732,477 km (0.113 R)
• M10: 11,101,658 km (0.069 R)
• M11: 11,979,049 km (0.085 R)
• M12: 12,633,540 km (0.109 R)
• M13: 14,014,329 km (0.111 R)
• M14: 14,889,775 km (0.118 R)
• M15: 16,376,479 km (0.093 R)
• M16: 16,911,441 km (0.09 R)
• M17: 17,680,075 km (0.066 R)
• M18: 18,129,616 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.5

Radius: 14.5

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 8.97 AU - 11.81 AU

Year: 12485 Days

Day: 8.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,650,199 km

• M1: 180,714 km (0.085 R)
• M2: 838,496 km (0.103 R)
• M3: 2,156,753 km (0.118 R)
• M4: 2,628,584 km (0.106 R)
• M5: 4,731,631 km (0.112 R)
• M6: 5,260,759 km (0.11 R)
• M7: 6,687,474 km (0.095 R)
• M8: 8,028,619 km (0.047 R)
• M9: 12,186,691 km (0.075 R)
• M10: 14,061,302 km (0.113 R)
• M11: 16,252,612 km (0.11 R)
• M12: 18,591,126 km (0.083 R)
• M13: 19,616,470 km (0.074 R)
• M14: 21,859,989 km (0.1 R)
• M15: 23,002,169 km (0.045 R)
• M16: 28,543,872 km (0.066 R)
• M17: 29,809,321 km (0.051 R)
• M18: 32,872,038 km (0.047 R)
• M19: 33,615,838 km (0.097 R)
• M20: 37,619,676 km (0.059 R)
• M21: 38,785,941 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.2

Radius: 12.4

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 11.44 AU - 11.5 AU

Year: 14481 Days

Day: 5.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,650,199 km

• M1: 154,235 km (0.099 R)
• M2: 1,052,870 km (0.078 R)
• M3: 4,535,807 km (0.064 R)
• M4: 5,279,010 km (0.085 R)
• M5: 6,101,798 km (0.087 R)
• M6: 6,524,711 km (0.069 R)
• M7: 7,301,423 km (0.052 R)
• M8: 9,848,028 km (0.045 R)
• M9: 11,151,025 km (0.033 R)
• M10: 11,903,203 km (0.071 R)
• M11: 12,565,772 km (0.111 R)
• M12: 13,000,205 km (0.082 R)
• M13: 14,163,328 km (0.065 R)
• M14: 14,566,195 km (0.088 R)
• M15: 26,591,321 km (0.086 R)
• M16: 29,320,584 km (0.048 R)
• M17: 30,752,984 km (0.118 R)
• M18: 37,587,662 km (0.072 R)
• M19: 42,806,982 km (0.061 R)
• M20: 46,690,991 km (0.105 R)
• M21: 47,435,241 km (0.033 R)
• M22: 54,001,839 km (0.109 R)
• M23: 55,483,905 km (0.115 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 17,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit