🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.95 AU - 1.15 AU

Year: 405 Days

Day: 39.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 0.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.21 AU - 1.35 AU

Year: 546 Days

Day: 43.1 Hours

Environment

Temp: -20 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.23 AU - 1.33 AU

Year: 546 Days

Day: 30.4 Hours

Environment

Temp: -33 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.26 AU - 1.36 AU

Year: 565 Days

Day: 46 Hours

Environment

Temp: -38 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,814,443 km

• M1: 22,140 km (0.065 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.04 AU - 1.7 AU

Year: 604 Days

Day: 36.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.5 AU - 2.16 AU

Year: 933 Days

Day: 25.1 Hours

Environment

Temp: -73 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.81 AU - 2.43 AU

Year: 1163 Days

Day: 28.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.1

Radius: 5.8

Gravity: 29.46 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 11.95 AU - 15.67 AU

Year: 19334 Days

Day: 24.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 68,814,443 km

• M1: 98,585 km (0.108 R)
• M2: 344,673 km (0.096 R)
• M3: 546,182 km (0.111 R)
• M4: 1,515,875 km (0.112 R)
• M5: 2,341,955 km (0.115 R)
• M6: 3,615,033 km (0.067 R)
• M7: 4,027,025 km (0.063 R)
• M8: 4,364,817 km (0.101 R)
• M9: 5,615,306 km (0.098 R)
• M10: 6,944,184 km (0.055 R)
• M11: 8,633,892 km (0.069 R)
• M12: 9,485,702 km (0.104 R)
• M13: 10,330,032 km (0.088 R)
• M14: 11,756,448 km (0.081 R)
• M15: 12,167,244 km (0.078 R)
• M16: 13,605,627 km (0.107 R)
• M17: 13,982,315 km (0.116 R)
• M18: 17,337,346 km (0.101 R)
• M19: 17,690,846 km (0.114 R)
• M20: 18,412,356 km (0.071 R)
• M21: 18,595,763 km (0.087 R)
• M22: 19,913,870 km (0.028 R)
• M23: 25,469,037 km (0.109 R)
• M24: 26,621,539 km (0.109 R)
• M25: 27,808,449 km (0.074 R)
• M26: 29,030,065 km (0.067 R)
• M27: 36,394,918 km (0.077 R)
• M28: 38,152,244 km (0.113 R)
• M29: 41,993,319 km (0.087 R)
• M30: 42,311,364 km (0.052 R)
• M31: 43,113,358 km (0.117 R)
• M32: 44,747,715 km (0.11 R)
• M33: 47,619,994 km (0.103 R)
• M34: 48,139,398 km (0.082 R)
• M35: 59,936,536 km (0.038 R)
• M36: 65,319,217 km (0.085 R)
• M37: 73,752,199 km (0.066 R)
• M38: 73,983,477 km (0.065 R)
• M39: 77,988,362 km (0.118 R)
• M40: 80,410,501 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476.3

Radius: 6.7

Gravity: 10.61 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 11.48 AU - 17.36 AU

Year: 20629 Days

Day: 18.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 68,814,443 km

• M1: 83,326 km (0.107 R)
• M2: 403,465 km (0.046 R)
• M3: 805,285 km (0.117 R)
• M4: 1,222,963 km (0.052 R)
• M5: 1,528,292 km (0.096 R)
• M6: 2,111,125 km (0.068 R)
• M7: 2,598,515 km (0.051 R)
• M8: 3,678,911 km (0.106 R)
• M9: 4,925,061 km (0.083 R)
• M10: 5,248,492 km (0.117 R)
• M11: 5,547,987 km (0.078 R)
• M12: 6,058,714 km (0.106 R)
• M13: 7,973,118 km (0.101 R)
• M14: 9,093,755 km (0.063 R)
• M15: 9,747,498 km (0.055 R)
• M16: 11,026,709 km (0.119 R)
• M17: 13,914,098 km (0.059 R)
• M18: 16,384,707 km (0.102 R)
• M19: 16,622,867 km (0.04 R)
• M20: 16,863,420 km (0.107 R)
• M21: 18,784,855 km (0.105 R)
• M22: 24,269,562 km (0.106 R)
• M23: 26,275,220 km (0.101 R)
• M24: 28,617,773 km (0.108 R)
• M25: 30,254,673 km (0.102 R)
• M26: 41,112,188 km (0.111 R)
• M27: 41,995,563 km (0.109 R)
• M28: 43,192,944 km (0.08 R)
• M29: 56,988,262 km (0.095 R)
• M30: 58,270,465 km (0.116 R)
• M31: 59,384,670 km (0.112 R)
• M32: 68,402,878 km (0.089 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 17,185 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit