🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.88 AU - 1.2 AU

Year: 384 Days

Day: 32.5 Hours

Environment

Temp: 35 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 86,938,191 km

• M1: 112,498 km (0.079 R)
• M2: 289,771 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.94 AU - 1.16 AU

Year: 389 Days

Day: 32.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,938,191 km

• M1: 427,551 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.98 AU - 1.5 AU

Year: 499 Days

Day: 14.9 Hours

Environment

Temp: -9 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.71 AU - 3.93 AU

Year: 2188 Days

Day: 12 Hours

Environment

Temp: -110 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,938,191 km

• M1: 105,616 km (0.086 R)
• M2: 893,249 km (0.094 R)

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.1

Radius: 8.8

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.72 AU - 7.64 AU

Year: 6244 Days

Day: 14.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,938,191 km

• M1: 126,560 km (0.067 R)
• M2: 765,642 km (0.103 R)
• M3: 1,512,135 km (0.094 R)
• M4: 2,708,170 km (0.08 R)
• M5: 3,434,318 km (0.103 R)
• M6: 6,788,003 km (0.1 R)
• M7: 7,335,232 km (0.078 R)
• M8: 8,928,001 km (0.03 R)
• M9: 9,219,717 km (0.095 R)
• M10: 10,098,604 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.7

Radius: 10.2

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.75 AU - 10.61 AU

Year: 10892 Days

Day: 11.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,938,191 km

• M1: 127,158 km (0.105 R)
• M2: 816,954 km (0.07 R)
• M3: 1,226,703 km (0.052 R)
• M4: 1,966,614 km (0.072 R)
• M5: 3,258,092 km (0.095 R)
• M6: 4,487,787 km (0.112 R)
• M7: 4,917,432 km (0.102 R)
• M8: 6,719,936 km (0.089 R)
• M9: 7,619,768 km (0.066 R)
• M10: 8,098,780 km (0.099 R)
• M11: 9,360,339 km (0.088 R)
• M12: 9,859,248 km (0.107 R)
• M13: 10,219,031 km (0.096 R)
• M14: 11,129,483 km (0.08 R)
• M15: 11,463,535 km (0.093 R)
• M16: 11,919,210 km (0.111 R)
• M17: 12,625,312 km (0.084 R)
• M18: 13,234,924 km (0.082 R)
• M19: 16,011,759 km (0.11 R)
• M20: 16,726,089 km (0.104 R)
• M21: 17,611,260 km (0.119 R)
• M22: 17,989,144 km (0.025 R)
• M23: 20,787,821 km (0.117 R)
• M24: 27,738,437 km (0.094 R)
• M25: 29,398,824 km (0.111 R)
• M26: 32,124,348 km (0.059 R)
• M27: 37,821,633 km (0.102 R)
• M28: 38,451,290 km (0.1 R)
• M29: 39,990,952 km (0.107 R)
• M30: 40,775,892 km (0.104 R)
• M31: 41,838,635 km (0.118 R)
• M32: 50,404,759 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597.3

Radius: 3.9

Gravity: 39.27 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 15.52 AU - 19.2 AU

Year: 26159 Days

Day: 21.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,938,191 km

• M1: 48,470 km (0.092 R)
• M2: 252,970 km (0.112 R)
• M3: 467,942 km (0.115 R)
• M4: 702,811 km (0.029 R)
• M5: 948,750 km (0.106 R)
• M6: 1,176,138 km (0.116 R)
• M7: 2,167,673 km (0.108 R)
• M8: 2,489,608 km (0.094 R)
• M9: 2,816,330 km (0.088 R)
• M10: 4,102,422 km (0.099 R)
• M11: 5,163,221 km (0.11 R)
• M12: 5,362,934 km (0.096 R)
• M13: 6,671,616 km (0.12 R)
• M14: 9,478,820 km (0.12 R)
• M15: 10,208,559 km (0.064 R)
• M16: 11,372,281 km (0.047 R)
• M17: 11,847,852 km (0.092 R)
• M18: 12,911,343 km (0.117 R)
• M19: 15,720,043 km (0.074 R)
• M20: 20,358,475 km (0.108 R)
• M21: 20,756,705 km (0.095 R)
• M22: 21,466,098 km (0.046 R)
• M23: 22,507,299 km (0.1 R)
• M24: 25,832,261 km (0.049 R)
• M25: 26,890,068 km (0.088 R)
• M26: 27,249,103 km (0.074 R)
• M27: 28,098,968 km (0.027 R)
• M28: 33,711,282 km (0.07 R)
• M29: 39,562,204 km (0.109 R)
• M30: 45,714,117 km (0.073 R)
• M31: 48,484,371 km (0.052 R)
• M32: 50,816,153 km (0.112 R)
• M33: 58,657,923 km (0.062 R)
• M34: 59,666,064 km (0.095 R)
• M35: 81,328,733 km (0.116 R)
• M36: 85,126,275 km (0.097 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 19,114 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit