🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.18 AU - 1.62 AU

Year: 627 Days

Day: 38.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.61 AU - 1.71 AU

Year: 810 Days

Day: 33.2 Hours

Environment

Temp: -58 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.14 AU - 2.26 AU

Year: 1236 Days

Day: 26.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,050,343 km

• M1: 385,364 km (0.065 R)
• M2: 481,705 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.46 AU - 3.9 AU

Year: 2148 Days

Day: 44.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,050,343 km

• M1: 1,933,253 km (0.103 R)

Asteroid Belt

Center: 4.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.9

Radius: 8.5

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.07 AU - 5.59 AU

Year: 4020 Days

Day: 7.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,050,343 km

• M1: 118,781 km (0.108 R)
• M2: 558,000 km (0.116 R)
• M3: 927,956 km (0.075 R)
• M4: 1,381,686 km (0.068 R)
• M5: 1,966,763 km (0.065 R)
• M6: 2,510,103 km (0.116 R)
• M7: 3,002,429 km (0.09 R)
• M8: 3,656,621 km (0.081 R)
• M9: 4,198,015 km (0.098 R)
• M10: 4,653,092 km (0.104 R)
• M11: 5,225,005 km (0.095 R)
• M12: 5,639,391 km (0.112 R)
• M13: 7,438,605 km (0.08 R)
• M14: 8,307,619 km (0.101 R)
• M15: 8,842,281 km (0.088 R)
• M16: 9,463,113 km (0.117 R)
• M17: 11,500,785 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.1

Radius: 11

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.2 AU - 5.68 AU

Year: 4159 Days

Day: 9.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 140.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,050,343 km

• M1: 138,378 km (0.101 R)
• M2: 767,437 km (0.052 R)
• M3: 1,167,611 km (0.085 R)
• M4: 1,809,985 km (0.104 R)
• M5: 3,202,442 km (0.111 R)
• M6: 3,605,458 km (0.087 R)
• M7: 5,711,647 km (0.076 R)
• M8: 6,781,122 km (0.032 R)
• M9: 7,415,118 km (0.047 R)
• M10: 9,762,009 km (0.115 R)
• M11: 10,527,053 km (0.118 R)
• M12: 11,516,044 km (0.07 R)
• M13: 12,664,208 km (0.098 R)
• M14: 13,782,452 km (0.05 R)
• M15: 20,928,144 km (0.078 R)
• M16: 21,346,419 km (0.046 R)
• M17: 23,746,717 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.7

Radius: 7.3

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 11.34 AU - 12.4 AU

Year: 15489 Days

Day: 15.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 102,050,343 km

• M1: 90,956 km (0.052 R)
• M2: 518,207 km (0.1 R)
• M3: 1,148,612 km (0.069 R)
• M4: 2,472,554 km (0.105 R)
• M5: 3,737,852 km (0.114 R)
• M6: 5,656,295 km (0.095 R)
• M7: 6,866,093 km (0.077 R)
• M8: 12,841,032 km (0.081 R)
• M9: 27,049,240 km (0.081 R)
• M10: 29,163,507 km (0.109 R)
• M11: 31,277,025 km (0.113 R)
• M12: 33,717,565 km (0.066 R)
• M13: 41,143,304 km (0.112 R)
• M14: 41,927,646 km (0.105 R)
• M15: 45,027,164 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 56.6

Radius: 3.7

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 13.8 AU - 15.22 AU

Year: 20934 Days

Day: 19.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 102,050,343 km

• M1: 152,141 km (0.074 R)
• M2: 371,152 km (0.102 R)
• M3: 505,940 km (0.073 R)
• M4: 666,608 km (0.068 R)
• M5: 1,228,049 km (0.069 R)
• M6: 1,447,060 km (0.096 R)
• M7: 1,977,983 km (0.116 R)
• M8: 2,246,062 km (0.028 R)
• M9: 4,706,349 km (0.074 R)
• M10: 5,359,045 km (0.102 R)
• M11: 8,415,778 km (0.053 R)
• M12: 8,906,459 km (0.114 R)
• M13: 10,079,605 km (0.031 R)
• M14: 15,927,685 km (0.109 R)
• M15: 19,413,914 km (0.116 R)
• M16: 24,017,489 km (0.065 R)

Asteroid Belt

Center: 16.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 842.4

Radius: 4.2

Gravity: 47.76 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 14.7 AU - 20.54 AU

Year: 28013 Days

Day: 16.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 170.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 102,050,343 km

• M1: 52,658 km (0.104 R)
• M2: 256,261 km (0.081 R)
• M3: 544,536 km (0.101 R)
• M4: 677,379 km (0.089 R)
• M5: 832,063 km (0.105 R)
• M6: 1,010,384 km (0.054 R)
• M7: 2,059,813 km (0.091 R)
• M8: 2,388,629 km (0.093 R)
• M9: 2,974,754 km (0.089 R)
• M10: 4,890,803 km (0.106 R)
• M11: 5,431,001 km (0.116 R)
• M12: 10,507,306 km (0.044 R)
• M13: 11,978,900 km (0.083 R)
• M14: 13,188,399 km (0.114 R)
• M15: 13,423,866 km (0.106 R)
• M16: 15,323,459 km (0.12 R)
• M17: 17,022,143 km (0.084 R)
• M18: 17,773,424 km (0.106 R)
• M19: 24,126,696 km (0.078 R)
• M20: 29,110,549 km (0.114 R)
• M21: 32,407,536 km (0.037 R)
• M22: 36,250,855 km (0.065 R)
• M23: 36,712,963 km (0.108 R)
• M24: 39,406,024 km (0.111 R)
• M25: 42,910,803 km (0.105 R)
• M26: 44,827,002 km (0.086 R)
• M27: 48,455,648 km (0.082 R)
• M28: 53,260,582 km (0.07 R)
• M29: 55,268,185 km (0.092 R)
• M30: 55,880,190 km (0.105 R)
• M31: 56,290,687 km (0.077 R)
• M32: 59,861,438 km (0.111 R)
• M33: 60,076,111 km (0.049 R)
• M34: 63,580,292 km (0.087 R)
• M35: 66,756,105 km (0.085 R)
• M36: 70,513,256 km (0.107 R)
• M37: 81,303,750 km (0.06 R)
• M38: 90,011,992 km (0.097 R)
• M39: 93,143,225 km (0.074 R)
• M40: 99,321,168 km (0.063 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 13,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit