🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.82 AU - 0.92 AU

Year: 304 Days

Day: 23.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.86 AU - 1.02 AU

Year: 342 Days

Day: 45.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.55 AU - 1.79 AU

Year: 809 Days

Day: 41.3 Hours

Environment

Temp: -63 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.75 AU - 2.43 AU

Year: 1132 Days

Day: 23.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.4 AU - 2.92 AU

Year: 1626 Days

Day: 47.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.09 AU - 4.61 AU

Year: 2831 Days

Day: 32.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451

Radius: 12.4

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.78 AU - 5.42 AU

Year: 4316 Days

Day: 10.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,260,538 km

• M1: 154,684 km (0.113 R)
• M2: 551,119 km (0.046 R)
• M3: 951,592 km (0.074 R)
• M4: 1,382,135 km (0.06 R)
• M5: 2,022,264 km (0.035 R)
• M6: 2,820,219 km (0.062 R)
• M7: 4,069,361 km (0.106 R)
• M8: 4,988,939 km (0.09 R)
• M9: 6,385,884 km (0.073 R)
• M10: 7,081,066 km (0.111 R)
• M11: 10,056,418 km (0.059 R)
• M12: 10,499,826 km (0.068 R)
• M13: 12,132,836 km (0.093 R)
• M14: 12,589,409 km (0.082 R)
• M15: 13,391,852 km (0.071 R)
• M16: 13,929,207 km (0.108 R)
• M17: 15,414,864 km (0.038 R)
• M18: 16,059,481 km (0.11 R)
• M19: 18,820,011 km (0.05 R)
• M20: 19,247,412 km (0.03 R)
• M21: 19,806,459 km (0.12 R)
• M22: 22,017,067 km (0.102 R)
• M23: 22,835,068 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.4

Radius: 13.9

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.41 AU - 6.37 AU

Year: 4689 Days

Day: 5.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,260,538 km

• M1: 176,825 km (0.082 R)
• M2: 866,770 km (0.104 R)
• M3: 2,185,625 km (0.072 R)
• M4: 2,878,263 km (0.09 R)
• M5: 4,041,835 km (0.109 R)
• M6: 4,509,329 km (0.096 R)
• M7: 5,225,154 km (0.089 R)
• M8: 6,439,889 km (0.096 R)
• M9: 6,884,344 km (0.097 R)
• M10: 8,086,363 km (0.119 R)
• M11: 8,529,323 km (0.036 R)
• M12: 9,749,443 km (0.03 R)
• M13: 10,380,297 km (0.089 R)
• M14: 11,538,185 km (0.034 R)
• M15: 13,691,496 km (0.083 R)
• M16: 22,897,450 km (0.11 R)
• M17: 25,165,803 km (0.088 R)
• M18: 27,414,707 km (0.062 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741

Radius: 9.7

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.78 AU - 11.1 AU

Year: 10017 Days

Day: 5.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,260,538 km

• M1: 120,576 km (0.07 R)
• M2: 519,703 km (0.11 R)
• M3: 834,457 km (0.069 R)
• M4: 1,176,438 km (0.079 R)
• M5: 1,671,158 km (0.094 R)
• M6: 2,356,466 km (0.104 R)
• M7: 2,838,320 km (0.058 R)
• M8: 3,433,570 km (0.025 R)
• M9: 4,335,197 km (0.086 R)
• M10: 5,353,809 km (0.113 R)
• M11: 10,734,844 km (0.075 R)
• M12: 11,110,634 km (0.115 R)
• M13: 11,662,800 km (0.099 R)
• M14: 13,678,033 km (0.103 R)
• M15: 14,248,150 km (0.119 R)
• M16: 15,166,382 km (0.057 R)
• M17: 15,777,190 km (0.104 R)
• M18: 18,233,736 km (0.087 R)
• M19: 18,538,467 km (0.09 R)
• M20: 20,851,550 km (0.108 R)
• M21: 21,522,047 km (0.087 R)
• M22: 22,817,864 km (0.076 R)
• M23: 27,813,984 km (0.115 R)
• M24: 28,626,450 km (0.102 R)
• M25: 31,594,921 km (0.041 R)
• M26: 32,927,838 km (0.032 R)
• M27: 35,468,159 km (0.109 R)
• M28: 36,544,067 km (0.114 R)
• M29: 41,327,459 km (0.11 R)
• M30: 42,518,557 km (0.053 R)
• M31: 43,596,410 km (0.117 R)
• M32: 47,656,646 km (0.108 R)
• M33: 48,381,298 km (0.069 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 15,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit