🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.55 AU - 0.57 AU

Year: 275 Days

Day: 29.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.2

Radius: 13.7

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.27 AU - 1.81 AU

Year: 1254 Days

Day: 14 Hours

Environment

Temp: -173 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,480,894 km

• M1: 170,542 km (0.092 R)
• M2: 636,988 km (0.105 R)
• M3: 1,096,552 km (0.102 R)
• M4: 1,867,729 km (0.089 R)
• M5: 2,430,517 km (0.082 R)
• M6: 3,211,866 km (0.073 R)
• M7: 3,889,844 km (0.101 R)
• M8: 4,358,983 km (0.101 R)
• M9: 5,010,930 km (0.089 R)
• M10: 5,515,973 km (0.073 R)
• M11: 6,223,421 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.6

Radius: 13.7

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.26 AU - 2.3 AU

Year: 2258 Days

Day: 10.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,480,894 km

• M1: 173,982 km (0.118 R)
• M2: 646,861 km (0.093 R)
• M3: 1,073,963 km (0.046 R)
• M4: 2,046,948 km (0.096 R)
• M5: 2,723,728 km (0.094 R)
• M6: 4,396,831 km (0.049 R)
• M7: 9,152,996 km (0.109 R)
• M8: 10,012,585 km (0.106 R)
• M9: 10,925,132 km (0.11 R)
• M10: 12,227,532 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.6

Radius: 12.7

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.87 AU - 2.99 AU

Year: 3290 Days

Day: 7.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,480,894 km

• M1: 158,873 km (0.104 R)
• M2: 784,641 km (0.117 R)
• M3: 1,271,283 km (0.116 R)
• M4: 1,724,265 km (0.077 R)
• M5: 2,379,653 km (0.03 R)
• M6: 3,726,184 km (0.046 R)
• M7: 4,545,083 km (0.053 R)
• M8: 5,009,285 km (0.093 R)
• M9: 5,529,436 km (0.049 R)
• M10: 6,350,579 km (0.068 R)
• M11: 7,221,987 km (0.083 R)
• M12: 8,139,620 km (0.075 R)
• M13: 8,996,517 km (0.104 R)
• M14: 12,905,060 km (0.117 R)
• M15: 14,630,672 km (0.103 R)
• M16: 15,847,052 km (0.071 R)
• M17: 16,919,818 km (0.111 R)
• M18: 17,715,380 km (0.113 R)
• M19: 18,314,519 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 727.5

Radius: 5.8

Gravity: 21.63 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.23 AU - 8.21 AU

Year: 14071 Days

Day: 19.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 68,480,894 km

• M1: 72,106 km (0.074 R)
• M2: 255,214 km (0.087 R)
• M3: 725,250 km (0.117 R)
• M4: 1,150,258 km (0.037 R)
• M5: 1,389,914 km (0.111 R)
• M6: 2,398,802 km (0.079 R)
• M7: 2,724,626 km (0.111 R)
• M8: 6,522,018 km (0.109 R)
• M9: 7,200,445 km (0.054 R)
• M10: 9,100,936 km (0.084 R)
• M11: 9,677,037 km (0.108 R)
• M12: 10,388,974 km (0.117 R)
• M13: 12,669,593 km (0.109 R)
• M14: 13,453,935 km (0.114 R)
• M15: 14,409,566 km (0.1 R)
• M16: 16,226,881 km (0.088 R)
• M17: 16,531,313 km (0.107 R)
• M18: 18,437,788 km (0.055 R)
• M19: 21,201,309 km (0.048 R)
• M20: 23,157,601 km (0.099 R)
• M21: 23,933,565 km (0.032 R)
• M22: 25,742,502 km (0.104 R)
• M23: 27,211,105 km (0.062 R)
• M24: 31,008,347 km (0.116 R)
• M25: 36,427,231 km (0.055 R)
• M26: 37,211,872 km (0.107 R)
• M27: 37,874,291 km (0.097 R)
• M28: 39,086,333 km (0.108 R)
• M29: 42,157,727 km (0.084 R)
• M30: 43,605,535 km (0.089 R)
• M31: 45,086,105 km (0.115 R)
• M32: 54,850,209 km (0.1 R)
• M33: 55,707,853 km (0.04 R)
• M34: 56,923,486 km (0.12 R)
• M35: 58,156,920 km (0.11 R)
• M36: 58,512,514 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.9

Radius: 3.4

Gravity: 19.63 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.01 AU - 11.61 AU

Year: 20156 Days

Day: 17 Hours

Environment

Temp: -229 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,480,894 km

• M1: 42,336 km (0.088 R)
• M2: 582,534 km (0.03 R)
• M3: 1,587,233 km (0.025 R)
• M4: 2,012,540 km (0.111 R)
• M5: 3,013,051 km (0.074 R)
• M6: 3,821,627 km (0.12 R)
• M7: 4,577,396 km (0.058 R)
• M8: 5,427,860 km (0.045 R)
• M9: 7,650,286 km (0.108 R)
• M10: 11,013,096 km (0.042 R)
• M11: 14,430,360 km (0.1 R)
• M12: 15,733,358 km (0.096 R)
• M13: 18,649,918 km (0.104 R)
• M14: 24,371,438 km (0.086 R)
• M15: 24,656,272 km (0.109 R)
• M16: 34,265,841 km (0.099 R)
• M17: 34,503,702 km (0.101 R)
• M18: 34,982,864 km (0.103 R)
• M19: 35,224,165 km (0.111 R)
• M20: 36,695,011 km (0.11 R)
• M21: 38,977,276 km (0.071 R)
• M22: 42,575,255 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.6

Radius: 6.4

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 9.89 AU - 11.63 AU

Year: 23154 Days

Day: 23.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,480,894 km

• M1: 96,640 km (0.098 R)
• M2: 403,914 km (0.075 R)
• M3: 768,933 km (0.087 R)
• M4: 1,871,619 km (0.113 R)
• M5: 2,674,212 km (0.105 R)
• M6: 3,114,029 km (0.087 R)
• M7: 3,657,967 km (0.082 R)
• M8: 5,003,899 km (0.097 R)
• M9: 5,517,917 km (0.079 R)
• M10: 6,354,319 km (0.109 R)
• M11: 6,824,655 km (0.073 R)
• M12: 7,691,575 km (0.102 R)
• M13: 10,378,651 km (0.092 R)
• M14: 14,127,724 km (0.099 R)
• M15: 20,194,965 km (0.072 R)
• M16: 21,022,839 km (0.079 R)
• M17: 24,457,905 km (0.09 R)
• M18: 29,167,845 km (0.109 R)
• M19: 29,987,791 km (0.118 R)
• M20: 31,550,939 km (0.092 R)
• M21: 35,761,820 km (0.071 R)
• M22: 37,518,548 km (0.038 R)
• M23: 44,349,934 km (0.112 R)
• M24: 48,300,365 km (0.101 R)
• M25: 54,216,064 km (0.071 R)
• M26: 55,454,435 km (0.095 R)
• M27: 56,711,506 km (0.073 R)
• M28: 65,249,954 km (0.084 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 12,138 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit