🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.51 AU - 0.69 AU

Year: 175 Days

Day: 34.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.59 AU - 0.95 AU

Year: 255 Days

Day: 18.5 Hours

Environment

Temp: 135 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.73 AU - 1.21 AU

Year: 360 Days

Day: 25.7 Hours

Environment

Temp: 26 °C

Axial Tilt: 7.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.27 AU - 1.49 AU

Year: 611 Days

Day: 16 Hours

Environment

Temp: -45 °C

Axial Tilt: 178.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,362,072 km

• M1: 32,762 km (0.091 R)
• M2: 599,887 km (0.038 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.28 AU - 1.58 AU

Year: 644 Days

Day: 34.2 Hours

Environment

Temp: -35 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,362,072 km

• M1: 104,120 km (0.093 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.9 AU - 2.46 AU

Year: 1213 Days

Day: 13.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.83 AU - 3.09 AU

Year: 1919 Days

Day: 32.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.8

Radius: 8.9

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.07 AU - 5.25 AU

Year: 4416 Days

Day: 10.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,362,072 km

• M1: 110,702 km (0.109 R)
• M2: 442,211 km (0.049 R)
• M3: 977,472 km (0.093 R)
• M4: 1,349,672 km (0.116 R)
• M5: 1,916,050 km (0.096 R)
• M6: 2,416,006 km (0.054 R)
• M7: 3,676,816 km (0.055 R)
• M8: 4,051,260 km (0.099 R)
• M9: 4,589,962 km (0.061 R)
• M10: 5,433,993 km (0.109 R)
• M11: 5,810,232 km (0.098 R)
• M12: 6,175,101 km (0.114 R)
• M13: 6,982,032 km (0.114 R)
• M14: 8,587,666 km (0.077 R)
• M15: 10,344,394 km (0.069 R)
• M16: 11,567,805 km (0.045 R)
• M17: 12,374,137 km (0.112 R)
• M18: 19,284,811 km (0.07 R)
• M19: 19,720,141 km (0.095 R)
• M20: 20,934,726 km (0.083 R)
• M21: 21,394,440 km (0.067 R)
• M22: 22,402,580 km (0.087 R)
• M23: 23,022,364 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.5

Radius: 7.2

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 13.23 AU - 18.27 AU

Year: 23548 Days

Day: 18.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 84,362,072 km

• M1: 89,609 km (0.115 R)
• M2: 346,469 km (0.114 R)
• M3: 667,506 km (0.111 R)
• M4: 1,553,723 km (0.083 R)
• M5: 2,040,365 km (0.119 R)
• M6: 2,364,843 km (0.095 R)
• M7: 2,799,575 km (0.099 R)
• M8: 3,610,545 km (0.081 R)
• M9: 4,021,340 km (0.117 R)
• M10: 5,564,293 km (0.093 R)
• M11: 5,940,232 km (0.032 R)
• M12: 6,743,124 km (0.086 R)
• M13: 7,074,184 km (0.072 R)
• M14: 7,768,917 km (0.113 R)
• M15: 9,526,392 km (0.088 R)
• M16: 11,802,674 km (0.032 R)
• M17: 12,635,784 km (0.116 R)
• M18: 20,271,409 km (0.082 R)
• M19: 23,019,971 km (0.103 R)
• M20: 26,007,291 km (0.111 R)
• M21: 26,704,566 km (0.102 R)
• M22: 28,624,954 km (0.097 R)
• M23: 35,500,024 km (0.088 R)
• M24: 35,784,409 km (0.115 R)
• M25: 36,791,801 km (0.118 R)
• M26: 39,317,013 km (0.104 R)
• M27: 43,075,510 km (0.09 R)
• M28: 47,754,931 km (0.051 R)
• M29: 56,545,602 km (0.109 R)
• M30: 59,499,112 km (0.108 R)
• M31: 62,553,751 km (0.113 R)
• M32: 73,720,335 km (0.082 R)
• M33: 77,718,637 km (0.031 R)
• M34: 78,438,951 km (0.088 R)
• M35: 78,921,553 km (0.079 R)
• M36: 80,136,887 km (0.047 R)
• M37: 81,611,622 km (0.097 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 11,871 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit