🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.66 AU - 1.74 AU

Year: 638 Days

Day: 22.2 Hours

Environment

Temp: 173 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.47 AU - 2.13 AU

Year: 695 Days

Day: 14 Hours

Environment

Temp: 137 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.76 AU - 1.9 AU

Year: 713 Days

Day: 36.5 Hours

Environment

Temp: 101 °C

Axial Tilt: 14.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.81 AU - 5.11 AU

Year: 2711 Days

Day: 41.8 Hours

Environment

Temp: -66 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.09 AU - 6.55 AU

Year: 3532 Days

Day: 21.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 8.42 AU - 12.4 AU

Year: 9668 Days

Day: 34.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 12.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.5

Radius: 13.6

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 13.27 AU - 16.15 AU

Year: 16240 Days

Day: 7.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 83,265,613 km

• M1: 169,943 km (0.102 R)
• M2: 690,693 km (0.119 R)
• M3: 1,424,022 km (0.111 R)
• M4: 2,018,823 km (0.077 R)
• M5: 3,471,269 km (0.025 R)
• M6: 4,095,990 km (0.112 R)
• M7: 5,836,860 km (0.113 R)
• M8: 7,155,865 km (0.075 R)
• M9: 9,441,870 km (0.079 R)
• M10: 10,491,598 km (0.058 R)
• M11: 11,434,812 km (0.12 R)
• M12: 12,627,556 km (0.059 R)
• M13: 13,763,453 km (0.057 R)
• M14: 15,706,131 km (0.085 R)
• M15: 16,315,443 km (0.112 R)
• M16: 20,397,520 km (0.09 R)
• M17: 23,799,076 km (0.104 R)
• M18: 24,603,464 km (0.067 R)
• M19: 29,355,441 km (0.114 R)
• M20: 32,925,444 km (0.112 R)
• M21: 34,177,130 km (0.118 R)
• M22: 37,310,457 km (0.094 R)
• M23: 40,346,695 km (0.099 R)
• M24: 42,802,793 km (0.085 R)
• M25: 43,842,648 km (0.106 R)
• M26: 47,063,191 km (0.111 R)
• M27: 49,783,329 km (0.058 R)
• M28: 53,971,621 km (0.096 R)
• M29: 58,752,769 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 21.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.2

Radius: 3.5

Gravity: 33.4 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 17.24 AU - 26.68 AU

Year: 29623 Days

Day: 20.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 83,265,613 km

• M1: 87,814 km (0.069 R)
• M2: 347,516 km (0.107 R)
• M3: 632,500 km (0.081 R)
• M4: 870,660 km (0.099 R)
• M5: 1,812,378 km (0.078 R)
• M6: 2,404,786 km (0.105 R)
• M7: 3,116,572 km (0.076 R)
• M8: 3,894,033 km (0.106 R)
• M9: 4,190,984 km (0.117 R)
• M10: 4,980,113 km (0.065 R)
• M11: 5,369,666 km (0.095 R)
• M12: 9,954,841 km (0.09 R)
• M13: 11,344,755 km (0.063 R)
• M14: 11,610,740 km (0.115 R)
• M15: 12,433,378 km (0.067 R)
• M16: 12,930,791 km (0.074 R)
• M17: 15,864,854 km (0.081 R)
• M18: 17,309,970 km (0.109 R)
• M19: 18,109,570 km (0.089 R)
• M20: 21,655,788 km (0.111 R)
• M21: 22,688,013 km (0.061 R)
• M22: 23,322,906 km (0.12 R)
• M23: 27,264,062 km (0.038 R)
• M24: 28,588,751 km (0.114 R)
• M25: 28,711,272 km (0.115 R)
• M26: 30,335,905 km (0.088 R)
• M27: 30,463,362 km (0.083 R)
• M28: 31,495,887 km (0.055 R)
• M29: 32,819,080 km (0.048 R)
• M30: 34,733,185 km (0.114 R)
• M31: 35,575,870 km (0.082 R)
• M32: 37,448,087 km (0.044 R)
• M33: 38,037,203 km (0.064 R)
• M34: 42,334,402 km (0.049 R)
• M35: 45,261,285 km (0.065 R)
• M36: 49,900,015 km (0.057 R)
• M37: 51,332,864 km (0.078 R)
• M38: 56,371,170 km (0.067 R)
• M39: 60,914,907 km (0.119 R)
• M40: 66,983,793 km (0.112 R)
• M41: 72,756,625 km (0.111 R)
• M42: 74,829,603 km (0.065 R)

Kuiper Belt

Range: 38.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 16,952 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit