🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.8 AU - 1.14 AU

Year: 358 Days

Day: 44.4 Hours

Environment

Temp: 34 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.15 AU - 1.71 AU

Year: 641 Days

Day: 14.7 Hours

Environment

Temp: -43 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.17 AU - 2.37 AU

Year: 1282 Days

Day: 43.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.14 AU - 3.26 AU

Year: 2145 Days

Day: 28.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145

Radius: 10.5

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5.06 AU - 7.56 AU

Year: 5940 Days

Day: 6 Hours

Environment

Temp: -165 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,737,384 km

• M1: 130,599 km (0.059 R)
• M2: 1,020,257 km (0.108 R)
• M3: 2,999,587 km (0.063 R)
• M4: 3,596,183 km (0.116 R)
• M5: 4,291,514 km (0.084 R)
• M6: 4,750,181 km (0.114 R)
• M7: 5,289,930 km (0.1 R)
• M8: 6,028,345 km (0.051 R)
• M9: 7,836,535 km (0.104 R)
• M10: 8,899,577 km (0.043 R)
• M11: 9,647,716 km (0.085 R)
• M12: 11,228,816 km (0.108 R)
• M13: 12,490,375 km (0.079 R)
• M14: 17,216,920 km (0.064 R)
• M15: 18,661,586 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.8

Radius: 9.5

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.58 AU - 10.34 AU

Year: 9221 Days

Day: 11.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,737,384 km

• M1: 124,465 km (0.079 R)
• M2: 451,786 km (0.069 R)
• M3: 979,567 km (0.095 R)
• M4: 1,519,466 km (0.077 R)
• M5: 1,931,907 km (0.119 R)
• M6: 2,543,164 km (0.054 R)
• M7: 4,462,056 km (0.099 R)
• M8: 8,120,322 km (0.032 R)
• M9: 8,529,323 km (0.101 R)
• M10: 10,979,736 km (0.063 R)
• M11: 14,272,834 km (0.092 R)
• M12: 15,051,191 km (0.069 R)
• M13: 15,731,712 km (0.068 R)
• M14: 16,955,423 km (0.053 R)
• M15: 20,402,457 km (0.107 R)
• M16: 20,778,546 km (0.094 R)
• M17: 22,171,003 km (0.079 R)
• M18: 24,458,953 km (0.102 R)
• M19: 29,023,184 km (0.1 R)
• M20: 29,499,204 km (0.048 R)
• M21: 32,874,730 km (0.097 R)
• M22: 36,389,084 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.3

Radius: 13.9

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.81 AU - 9.73 AU

Year: 10577 Days

Day: 8.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,737,384 km

• M1: 173,085 km (0.093 R)
• M2: 652,396 km (0.116 R)
• M3: 1,190,500 km (0.109 R)
• M4: 1,676,992 km (0.099 R)
• M5: 2,571,438 km (0.1 R)
• M6: 3,380,164 km (0.106 R)
• M7: 5,165,764 km (0.112 R)
• M8: 6,303,007 km (0.1 R)
• M9: 8,781,545 km (0.073 R)
• M10: 9,873,011 km (0.106 R)
• M11: 13,564,039 km (0.058 R)
• M12: 14,952,756 km (0.102 R)
• M13: 15,717,201 km (0.114 R)
• M14: 31,763,517 km (0.081 R)
• M15: 40,248,858 km (0.088 R)
• M16: 42,826,430 km (0.111 R)
• M17: 46,383,119 km (0.078 R)
• M18: 51,844,040 km (0.115 R)
• M19: 53,113,228 km (0.114 R)
• M20: 54,078,733 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 439.7

Radius: 6.1

Gravity: 11.82 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 13.53 AU - 21.03 AU

Year: 26918 Days

Day: 18.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,737,384 km

• M1: 75,996 km (0.115 R)
• M2: 281,394 km (0.081 R)
• M3: 744,549 km (0.085 R)
• M4: 1,906,924 km (0.064 R)
• M5: 2,191,310 km (0.09 R)
• M6: 2,388,779 km (0.095 R)
• M7: 2,896,514 km (0.09 R)
• M8: 4,358,983 km (0.111 R)
• M9: 4,602,079 km (0.083 R)
• M10: 7,408,685 km (0.065 R)
• M11: 7,856,431 km (0.103 R)
• M12: 10,188,213 km (0.094 R)
• M13: 22,952,652 km (0.104 R)
• M14: 25,432,536 km (0.028 R)
• M15: 26,679,434 km (0.044 R)
• M16: 27,847,793 km (0.108 R)
• M17: 28,928,039 km (0.043 R)
• M18: 32,205,729 km (0.106 R)
• M19: 32,730,967 km (0.1 R)
• M20: 33,261,890 km (0.086 R)
• M21: 34,477,522 km (0.062 R)
• M22: 35,027,294 km (0.111 R)
• M23: 36,144,192 km (0.074 R)
• M24: 36,427,082 km (0.066 R)
• M25: 39,487,106 km (0.12 R)
• M26: 40,544,165 km (0.072 R)
• M27: 45,288,063 km (0.118 R)
• M28: 50,213,124 km (0.045 R)
• M29: 51,632,059 km (0.093 R)
• M30: 74,850,846 km (0.077 R)
• M31: 79,532,661 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.3

Radius: 4.1

Gravity: 23.46 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 17.06 AU - 17.76 AU

Year: 27222 Days

Day: 22.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,737,384 km

• M1: 51,162 km (0.091 R)
• M2: 195,524 km (0.112 R)
• M3: 575,503 km (0.062 R)
• M4: 1,480,421 km (0.083 R)
• M5: 2,549,148 km (0.077 R)
• M6: 5,022,898 km (0.046 R)
• M7: 6,357,760 km (0.108 R)
• M8: 6,489,855 km (0.087 R)
• M9: 6,713,803 km (0.117 R)
• M10: 8,065,270 km (0.082 R)
• M11: 9,473,435 km (0.108 R)
• M12: 10,356,212 km (0.077 R)
• M13: 11,421,349 km (0.107 R)
• M14: 12,081,075 km (0.101 R)
• M15: 13,188,698 km (0.083 R)
• M16: 17,771,180 km (0.11 R)
• M17: 22,183,120 km (0.091 R)
• M18: 24,478,101 km (0.096 R)
• M19: 30,646,470 km (0.107 R)
• M20: 33,352,097 km (0.03 R)
• M21: 45,931,782 km (0.114 R)
• M22: 65,403,291 km (0.04 R)
• M23: 70,515,649 km (0.109 R)
• M24: 74,974,114 km (0.068 R)
• M25: 76,577,953 km (0.118 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 19,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit