🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.48 AU - 0.62 AU

Year: 147 Days

Day: 14.1 Hours

Environment

Temp: 180 °C

Axial Tilt: 6.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.73 AU - 0.83 AU

Year: 248 Days

Day: 41.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.99 AU - 1.35 AU

Year: 455 Days

Day: 25.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.95 AU - 3.49 AU

Year: 2079 Days

Day: 18.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.26 AU - 4.7 AU

Year: 3413 Days

Day: 31.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.96 AU - 5.14 AU

Year: 3493 Days

Day: 22.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 99.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.1

Radius: 11.4

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.23 AU - 5.39 AU

Year: 4404 Days

Day: 11.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,232,083 km

• M1: 143,764 km (0.026 R)
• M2: 499,208 km (0.102 R)
• M3: 953,537 km (0.102 R)
• M4: 1,663,977 km (0.083 R)
• M5: 2,178,743 km (0.118 R)
• M6: 3,231,613 km (0.079 R)
• M7: 3,649,739 km (0.087 R)
• M8: 4,234,517 km (0.085 R)
• M9: 4,784,589 km (0.069 R)
• M10: 5,330,322 km (0.117 R)
• M11: 6,140,993 km (0.053 R)
• M12: 8,075,443 km (0.083 R)
• M13: 8,814,456 km (0.116 R)
• M14: 9,369,315 km (0.053 R)
• M15: 10,065,992 km (0.104 R)
• M16: 12,003,584 km (0.117 R)
• M17: 18,327,235 km (0.097 R)
• M18: 19,416,756 km (0.095 R)
• M19: 20,166,840 km (0.116 R)
• M20: 21,328,168 km (0.108 R)
• M21: 23,222,227 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.2

Radius: 6.7

Gravity: 13.08 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 12.27 AU - 13.47 AU

Year: 16616 Days

Day: 16.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,232,083 km

• M1: 83,326 km (0.034 R)
• M2: 316,250 km (0.038 R)
• M3: 609,163 km (0.065 R)
• M4: 839,394 km (0.1 R)
• M5: 2,818,573 km (0.103 R)
• M6: 3,288,610 km (0.091 R)
• M7: 3,639,417 km (0.109 R)
• M8: 4,166,301 km (0.065 R)
• M9: 6,920,397 km (0.081 R)
• M10: 8,545,928 km (0.106 R)
• M11: 9,053,514 km (0.106 R)
• M12: 9,689,005 km (0.108 R)
• M13: 10,017,672 km (0.06 R)
• M14: 10,989,460 km (0.111 R)
• M15: 13,453,935 km (0.088 R)
• M16: 13,725,904 km (0.113 R)
• M17: 15,435,209 km (0.106 R)
• M18: 16,495,409 km (0.111 R)
• M19: 17,201,960 km (0.094 R)
• M20: 18,844,395 km (0.118 R)
• M21: 19,356,768 km (0.106 R)
• M22: 21,315,303 km (0.025 R)
• M23: 23,598,466 km (0.029 R)
• M24: 25,414,434 km (0.059 R)
• M25: 29,208,236 km (0.12 R)
• M26: 31,061,754 km (0.068 R)
• M27: 32,869,345 km (0.119 R)
• M28: 37,895,235 km (0.105 R)
• M29: 38,574,559 km (0.115 R)
• M30: 44,453,606 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.5

Radius: 5

Gravity: 24.14 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 12.06 AU - 17.58 AU

Year: 20533 Days

Day: 16.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 96.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,232,083 km

• M1: 62,233 km (0.108 R)
• M2: 221,405 km (0.069 R)
• M3: 664,514 km (0.108 R)
• M4: 862,731 km (0.083 R)
• M5: 1,139,637 km (0.081 R)
• M6: 2,024,957 km (0.108 R)
• M7: 2,336,569 km (0.116 R)
• M8: 2,584,902 km (0.102 R)
• M9: 3,269,611 km (0.107 R)
• M10: 3,728,428 km (0.09 R)
• M11: 5,062,691 km (0.076 R)
• M12: 5,557,262 km (0.045 R)
• M13: 10,551,287 km (0.08 R)
• M14: 11,041,968 km (0.032 R)
• M15: 15,528,708 km (0.096 R)
• M16: 21,000,399 km (0.063 R)
• M17: 22,071,371 km (0.06 R)
• M18: 25,393,640 km (0.115 R)
• M19: 31,729,559 km (0.095 R)
• M20: 37,048,960 km (0.084 R)
• M21: 40,361,506 km (0.106 R)
• M22: 44,180,141 km (0.111 R)
• M23: 48,232,747 km (0.092 R)
• M24: 54,856,193 km (0.092 R)
• M25: 61,666,486 km (0.043 R)
• M26: 63,053,109 km (0.057 R)
• M27: 72,905,026 km (0.083 R)

Kuiper Belt

Range: 30.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 14,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit