🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.97 AU - 1.37 AU

Year: 449 Days

Day: 30.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 113,302,158 km

• M1: 103,671 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.75 AU - 5.15 AU

Year: 3330 Days

Day: 17.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.19 AU - 5.19 AU

Year: 3603 Days

Day: 41.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.35 AU - 5.83 AU

Year: 4074 Days

Day: 26.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.7

Radius: 10.8

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.34 AU - 6.74 AU

Year: 4626 Days

Day: 14.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 113,302,158 km

• M1: 142,567 km (0.086 R)
• M2: 866,920 km (0.071 R)
• M3: 1,262,606 km (0.079 R)
• M4: 1,733,839 km (0.099 R)
• M5: 2,211,057 km (0.081 R)
• M6: 2,916,710 km (0.09 R)
• M7: 4,344,322 km (0.103 R)
• M8: 4,700,515 km (0.117 R)
• M9: 5,231,886 km (0.058 R)
• M10: 5,656,595 km (0.077 R)
• M11: 6,737,589 km (0.117 R)
• M12: 7,216,452 km (0.076 R)
• M13: 8,623,868 km (0.052 R)
• M14: 9,246,944 km (0.091 R)
• M15: 9,808,833 km (0.097 R)
• M16: 10,519,573 km (0.077 R)

Asteroid Belt

Center: 6.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.7

Radius: 9.1

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.35 AU - 9.27 AU

Year: 7743 Days

Day: 8.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 142.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 113,302,158 km

• M1: 119,379 km (0.062 R)
• M2: 437,873 km (0.092 R)
• M3: 830,119 km (0.1 R)
• M4: 1,114,055 km (0.043 R)
• M5: 2,828,597 km (0.045 R)
• M6: 3,651,534 km (0.103 R)
• M7: 6,369,279 km (0.083 R)
• M8: 6,984,276 km (0.106 R)
• M9: 7,504,278 km (0.065 R)
• M10: 8,261,094 km (0.065 R)
• M11: 9,143,871 km (0.076 R)
• M12: 10,542,312 km (0.113 R)
• M13: 10,966,721 km (0.118 R)
• M14: 14,731,650 km (0.033 R)
• M15: 17,810,823 km (0.1 R)
• M16: 18,905,281 km (0.083 R)
• M17: 20,108,497 km (0.1 R)
• M18: 23,089,534 km (0.07 R)
• M19: 23,374,368 km (0.091 R)
• M20: 23,733,702 km (0.094 R)
• M21: 24,169,780 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.4

Radius: 3.7

Gravity: 13.4 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 12.8 AU - 19.2 AU

Year: 22705 Days

Day: 22.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 113,302,158 km

• M1: 46,974 km (0.04 R)
• M2: 168,597 km (0.104 R)
• M3: 453,730 km (0.034 R)
• M4: 746,942 km (0.095 R)
• M5: 879,187 km (0.082 R)
• M6: 1,603,988 km (0.03 R)
• M7: 1,776,924 km (0.096 R)
• M8: 1,997,281 km (0.102 R)
• M9: 2,141,793 km (0.08 R)
• M10: 2,391,472 km (0.103 R)
• M11: 2,857,918 km (0.116 R)
• M12: 5,101,886 km (0.117 R)
• M13: 5,236,225 km (0.044 R)
• M14: 5,546,790 km (0.115 R)
• M15: 6,711,260 km (0.1 R)
• M16: 8,165,501 km (0.078 R)
• M17: 9,612,262 km (0.084 R)
• M18: 11,391,728 km (0.096 R)
• M19: 14,825,149 km (0.081 R)
• M20: 15,030,098 km (0.088 R)
• M21: 17,715,529 km (0.051 R)
• M22: 17,946,359 km (0.106 R)
• M23: 18,889,723 km (0.056 R)
• M24: 22,994,090 km (0.073 R)
• M25: 28,174,066 km (0.055 R)
• M26: 29,553,807 km (0.094 R)
• M27: 31,876,464 km (0.119 R)
• M28: 32,561,772 km (0.079 R)
• M29: 38,788,334 km (0.051 R)
• M30: 39,307,738 km (0.103 R)
• M31: 42,384,966 km (0.112 R)
• M32: 42,659,778 km (0.11 R)
• M33: 46,634,743 km (0.095 R)
• M34: 51,941,278 km (0.111 R)
• M35: 52,256,032 km (0.057 R)
• M36: 52,414,008 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.4

Radius: 5.1

Gravity: 16.01 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 15.09 AU - 18.25 AU

Year: 24146 Days

Day: 24.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 113,302,158 km

• M1: 80,783 km (0.071 R)
• M2: 409,599 km (0.086 R)
• M3: 830,418 km (0.103 R)
• M4: 1,484,759 km (0.113 R)
• M5: 1,649,167 km (0.102 R)
• M6: 1,881,343 km (0.102 R)
• M7: 2,114,865 km (0.047 R)
• M8: 2,958,747 km (0.096 R)
• M9: 3,555,941 km (0.068 R)
• M10: 4,949,894 km (0.117 R)
• M11: 8,919,474 km (0.105 R)
• M12: 9,692,296 km (0.069 R)
• M13: 10,872,624 km (0.052 R)
• M14: 12,411,537 km (0.058 R)
• M15: 15,136,013 km (0.08 R)
• M16: 15,835,084 km (0.097 R)
• M17: 16,555,548 km (0.101 R)
• M18: 24,894,133 km (0.093 R)
• M19: 28,235,401 km (0.07 R)
• M20: 28,585,161 km (0.04 R)
• M21: 30,012,923 km (0.104 R)
• M22: 35,115,108 km (0.055 R)
• M23: 37,588,410 km (0.12 R)
• M24: 39,155,747 km (0.079 R)
• M25: 48,644,440 km (0.091 R)
• M26: 68,366,526 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983

Radius: 4

Gravity: 61.44 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 15.1 AU - 23.72 AU

Year: 30337 Days

Day: 15 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 113,302,158 km

• M1: 50,115 km (0.055 R)
• M2: 287,228 km (0.096 R)
• M3: 1,054,216 km (0.1 R)
• M4: 1,694,944 km (0.109 R)
• M5: 1,905,578 km (0.058 R)
• M6: 2,562,612 km (0.069 R)
• M7: 2,811,842 km (0.106 R)
• M8: 3,456,459 km (0.07 R)
• M9: 5,333,613 km (0.063 R)
• M10: 5,832,971 km (0.103 R)
• M11: 9,829,178 km (0.115 R)
• M12: 13,373,750 km (0.117 R)
• M13: 17,005,987 km (0.106 R)
• M14: 22,723,019 km (0.11 R)
• M15: 23,309,443 km (0.111 R)
• M16: 30,298,356 km (0.098 R)
• M17: 33,959,614 km (0.105 R)
• M18: 47,257,070 km (0.071 R)
• M19: 55,253,824 km (0.073 R)
• M20: 56,099,950 km (0.112 R)
• M21: 58,689,788 km (0.077 R)
• M22: 74,884,206 km (0.1 R)
• M23: 76,703,017 km (0.066 R)
• M24: 77,491,547 km (0.087 R)
• M25: 80,970,446 km (0.085 R)
• M26: 84,552,268 km (0.035 R)
• M27: 84,832,016 km (0.052 R)
• M28: 101,505,895 km (0.114 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 12,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit