🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.44 AU - 0.62 AU

Year: 135 Days

Day: 25.3 Hours

Environment

Temp: 233 °C

Axial Tilt: 7.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 120,854,859 km

• M1: 34,408 km (0.099 R)
• M2: 223,350 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.54 AU - 2.32 AU

Year: 938 Days

Day: 21.6 Hours

Environment

Temp: -50 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.55 AU - 3.19 AU

Year: 1701 Days

Day: 19.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.55 AU - 5.07 AU

Year: 3130 Days

Day: 19.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 120,854,859 km

• M1: 87,515 km (0.073 R)
• M2: 719,566 km (0.089 R)

Asteroid Belt

Center: 4.72 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.97 AU - 6.27 AU

Year: 4053 Days

Day: 23.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.5

Radius: 11

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.9 AU - 7.9 AU

Year: 7042 Days

Day: 8.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 120,854,859 km

• M1: 137,331 km (0.062 R)
• M2: 528,679 km (0.099 R)
• M3: 1,288,038 km (0.058 R)
• M4: 1,845,290 km (0.073 R)
• M5: 2,213,749 km (0.101 R)
• M6: 2,602,405 km (0.104 R)
• M7: 3,684,596 km (0.102 R)
• M8: 5,929,012 km (0.103 R)
• M9: 6,299,716 km (0.059 R)
• M10: 8,067,963 km (0.111 R)
• M11: 10,108,478 km (0.09 R)
• M12: 11,148,482 km (0.066 R)
• M13: 12,089,453 km (0.066 R)
• M14: 13,576,456 km (0.104 R)
• M15: 16,389,045 km (0.067 R)
• M16: 16,752,867 km (0.106 R)
• M17: 17,228,738 km (0.076 R)
• M18: 17,986,601 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.6

Radius: 12.6

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.67 AU - 9.01 AU

Year: 8426 Days

Day: 12 Hours

Environment

Temp: -169 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 120,854,859 km

• M1: 156,779 km (0.077 R)
• M2: 914,043 km (0.104 R)
• M3: 1,465,461 km (0.093 R)
• M4: 2,020,020 km (0.113 R)
• M5: 2,654,165 km (0.069 R)
• M6: 3,326,458 km (0.119 R)
• M7: 3,852,444 km (0.106 R)
• M8: 4,378,281 km (0.083 R)
• M9: 5,739,173 km (0.064 R)
• M10: 8,651,394 km (0.073 R)
• M11: 10,426,224 km (0.055 R)
• M12: 12,601,377 km (0.085 R)
• M13: 15,255,542 km (0.069 R)
• M14: 17,617,842 km (0.11 R)
• M15: 20,059,578 km (0.043 R)
• M16: 23,141,444 km (0.089 R)
• M17: 24,264,625 km (0.114 R)
• M18: 26,712,944 km (0.111 R)
• M19: 27,564,455 km (0.117 R)
• M20: 28,924,898 km (0.101 R)
• M21: 36,290,499 km (0.101 R)
• M22: 38,161,070 km (0.059 R)
• M23: 40,095,221 km (0.107 R)
• M24: 42,093,849 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.5

Radius: 8.6

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 8.99 AU - 10.67 AU

Year: 10782 Days

Day: 14.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 120,854,859 km

• M1: 108,758 km (0.088 R)
• M2: 409,001 km (0.101 R)
• M3: 800,797 km (0.09 R)
• M4: 1,126,173 km (0.053 R)
• M5: 1,704,069 km (0.102 R)
• M6: 2,358,560 km (0.111 R)
• M7: 2,916,111 km (0.105 R)
• M8: 4,080,581 km (0.065 R)
• M9: 4,943,162 km (0.092 R)
• M10: 5,956,239 km (0.118 R)
• M11: 8,302,682 km (0.097 R)
• M12: 9,494,977 km (0.097 R)
• M13: 10,547,847 km (0.066 R)
• M14: 12,714,473 km (0.092 R)
• M15: 13,812,671 km (0.099 R)
• M16: 16,329,505 km (0.104 R)
• M17: 18,989,355 km (0.031 R)
• M18: 20,810,560 km (0.114 R)
• M19: 21,844,281 km (0.068 R)
• M20: 24,534,051 km (0.092 R)
• M21: 27,910,325 km (0.084 R)
• M22: 28,389,038 km (0.1 R)
• M23: 30,662,477 km (0.052 R)
• M24: 36,471,811 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994

Radius: 4.8

Gravity: 43.14 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 20.15 AU - 21.49 AU

Year: 33235 Days

Day: 23.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 120,854,859 km

• M1: 59,839 km (0.102 R)
• M2: 420,370 km (0.096 R)
• M3: 849,566 km (0.092 R)
• M4: 1,162,525 km (0.113 R)
• M5: 1,858,006 km (0.119 R)
• M6: 2,683,038 km (0.111 R)
• M7: 3,386,896 km (0.092 R)
• M8: 4,520,249 km (0.096 R)
• M9: 5,555,766 km (0.104 R)
• M10: 8,024,879 km (0.087 R)
• M11: 10,002,712 km (0.118 R)
• M12: 10,632,669 km (0.093 R)
• M13: 10,921,093 km (0.113 R)
• M14: 13,502,405 km (0.117 R)
• M15: 14,445,918 km (0.088 R)
• M16: 21,962,463 km (0.092 R)
• M17: 26,676,741 km (0.108 R)
• M18: 28,570,800 km (0.084 R)
• M19: 46,858,242 km (0.065 R)
• M20: 47,051,073 km (0.101 R)
• M21: 47,438,382 km (0.096 R)
• M22: 54,351,749 km (0.072 R)
• M23: 55,206,701 km (0.096 R)
• M24: 60,525,653 km (0.119 R)
• M25: 63,308,772 km (0.088 R)
• M26: 65,692,315 km (0.057 R)
• M27: 65,933,915 km (0.116 R)
• M28: 66,906,301 km (0.081 R)
• M29: 69,128,727 km (0.115 R)
• M30: 69,629,282 km (0.114 R)
• M31: 71,655,435 km (0.058 R)
• M32: 76,624,478 km (0.105 R)
• M33: 76,892,109 km (0.045 R)
• M34: 83,222,941 km (0.107 R)
• M35: 87,533,604 km (0.064 R)
• M36: 89,892,313 km (0.057 R)
• M37: 92,293,060 km (0.075 R)
• M38: 96,284,930 km (0.12 R)
• M39: 105,270,376 km (0.099 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 16,323 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit