🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.06 AU - 1.72 AU

Year: 579 Days

Day: 29.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 7.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 99,391,762 km

• M1: 245,490 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.36 AU - 1.84 AU

Year: 715 Days

Day: 38.7 Hours

Environment

Temp: -36 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 99,391,762 km

• M1: 278,402 km (0.051 R)
• M2: 518,057 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.74 AU - 2.16 AU

Year: 962 Days

Day: 46.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.36 AU - 2.98 AU

Year: 1541 Days

Day: 28.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.94 AU - 3.22 AU

Year: 1909 Days

Day: 26.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 99,391,762 km

• M1: 85,720 km (0.088 R)
• M2: 1,073,215 km (0.113 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.63 AU - 4.63 AU

Year: 2964 Days

Day: 26.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,391,762 km

• M1: 73,004 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.4

Radius: 5.5

Gravity: 21.86 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 11.9 AU - 15.58 AU

Year: 17984 Days

Day: 15.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 99,391,762 km

• M1: 68,516 km (0.096 R)
• M2: 264,639 km (0.107 R)
• M3: 463,155 km (0.115 R)
• M4: 931,097 km (0.112 R)
• M5: 1,284,447 km (0.106 R)
• M6: 1,476,980 km (0.064 R)
• M7: 2,361,851 km (0.106 R)
• M8: 3,444,042 km (0.1 R)
• M9: 3,789,015 km (0.092 R)
• M10: 4,284,483 km (0.109 R)
• M11: 5,254,027 km (0.106 R)
• M12: 7,617,075 km (0.108 R)
• M13: 7,906,247 km (0.11 R)
• M14: 8,975,872 km (0.119 R)
• M15: 9,628,717 km (0.099 R)
• M16: 9,966,809 km (0.103 R)
• M17: 10,607,087 km (0.114 R)
• M18: 12,098,728 km (0.089 R)
• M19: 14,737,784 km (0.039 R)
• M20: 16,508,574 km (0.093 R)
• M21: 20,282,629 km (0.106 R)
• M22: 20,838,086 km (0.086 R)
• M23: 24,282,278 km (0.109 R)
• M24: 31,527,003 km (0.116 R)
• M25: 36,309,348 km (0.038 R)
• M26: 36,717,002 km (0.062 R)
• M27: 37,680,263 km (0.08 R)
• M28: 39,085,286 km (0.081 R)
• M29: 40,234,198 km (0.112 R)
• M30: 44,587,645 km (0.09 R)
• M31: 44,898,959 km (0.079 R)
• M32: 47,766,451 km (0.046 R)
• M33: 49,577,632 km (0.105 R)
• M34: 53,863,013 km (0.091 R)
• M35: 61,222,629 km (0.092 R)
• M36: 62,966,043 km (0.092 R)
• M37: 67,776,662 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.7

Radius: 7.6

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 16.39 AU - 24.85 AU

Year: 33062 Days

Day: 20.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 99,391,762 km

• M1: 143,464 km (0.115 R)
• M2: 524,490 km (0.085 R)
• M3: 764,894 km (0.108 R)
• M4: 1,286,990 km (0.06 R)
• M5: 1,702,573 km (0.057 R)
• M6: 2,027,350 km (0.087 R)
• M7: 2,617,813 km (0.099 R)
• M8: 4,804,934 km (0.069 R)
• M9: 5,165,166 km (0.118 R)
• M10: 6,449,613 km (0.04 R)
• M11: 7,089,443 km (0.058 R)
• M12: 8,553,109 km (0.114 R)
• M13: 9,325,183 km (0.07 R)
• M14: 10,403,784 km (0.091 R)
• M15: 13,343,980 km (0.094 R)
• M16: 19,169,471 km (0.086 R)
• M17: 20,076,034 km (0.094 R)
• M18: 20,800,686 km (0.069 R)
• M19: 21,222,552 km (0.091 R)
• M20: 24,337,030 km (0.107 R)
• M21: 26,863,738 km (0.044 R)
• M22: 34,153,493 km (0.079 R)
• M23: 36,238,139 km (0.103 R)
• M24: 38,248,585 km (0.032 R)
• M25: 41,651,338 km (0.095 R)
• M26: 43,340,448 km (0.089 R)
• M27: 48,866,294 km (0.107 R)
• M28: 57,076,824 km (0.101 R)
• M29: 57,696,159 km (0.059 R)
• M30: 58,528,970 km (0.087 R)
• M31: 60,645,930 km (0.05 R)
• M32: 63,916,438 km (0.084 R)
• M33: 67,532,368 km (0.072 R)
• M34: 68,689,807 km (0.102 R)
• M35: 78,683,693 km (0.1 R)
• M36: 82,043,960 km (0.054 R)
• M37: 82,832,790 km (0.086 R)
• M38: 85,498,624 km (0.073 R)
• M39: 94,701,286 km (0.109 R)
• M40: 97,027,683 km (0.053 R)

Kuiper Belt

Range: 31.1 - 50.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 12,569 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit