🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.53 AU - 0.65 AU

Year: 168 Days

Day: 20.7 Hours

Environment

Temp: 229 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 85,788,192 km

• M1: 54,154 km (0.116 R)
• M2: 216,767 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.76 AU - 1.22 AU

Year: 365 Days

Day: 27.7 Hours

Environment

Temp: 37 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 85,788,192 km

• M1: 92,601 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.01 AU - 1.01 AU

Year: 376 Days

Day: 42.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 21.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.45 AU - 2.75 AU

Year: 1555 Days

Day: 24.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,788,192 km

• M1: 31,715 km (0.065 R)

Asteroid Belt

Center: 3.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.8

Radius: 12.3

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.43 AU - 4.83 AU

Year: 3695 Days

Day: 8.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,788,192 km

• M1: 153,039 km (0.093 R)
• M2: 827,426 km (0.048 R)
• M3: 1,312,422 km (0.065 R)
• M4: 1,796,222 km (0.084 R)
• M5: 2,193,254 km (0.063 R)
• M6: 2,601,208 km (0.092 R)
• M7: 3,188,080 km (0.107 R)
• M8: 3,695,067 km (0.11 R)
• M9: 4,416,129 km (0.105 R)
• M10: 4,872,403 km (0.1 R)
• M11: 5,281,104 km (0.11 R)
• M12: 6,315,125 km (0.104 R)
• M13: 6,991,307 km (0.115 R)
• M14: 7,715,211 km (0.026 R)
• M15: 8,272,463 km (0.091 R)
• M16: 8,819,393 km (0.031 R)
• M17: 9,904,725 km (0.091 R)
• M18: 11,033,591 km (0.095 R)
• M19: 11,787,415 km (0.053 R)
• M20: 13,447,053 km (0.109 R)
• M21: 13,847,377 km (0.085 R)
• M22: 15,474,404 km (0.112 R)
• M23: 20,717,510 km (0.088 R)
• M24: 23,918,904 km (0.108 R)
• M25: 24,730,622 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.1

Radius: 11.5

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.86 AU - 6.18 AU

Year: 4171 Days

Day: 6.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,788,192 km

• M1: 143,315 km (0.097 R)
• M2: 512,522 km (0.092 R)
• M3: 910,453 km (0.065 R)
• M4: 1,641,986 km (0.036 R)
• M5: 2,182,633 km (0.116 R)
• M6: 2,681,243 km (0.087 R)
• M7: 3,235,204 km (0.049 R)
• M8: 4,068,763 km (0.093 R)
• M9: 4,855,049 km (0.12 R)
• M10: 6,345,493 km (0.08 R)
• M11: 6,729,062 km (0.118 R)
• M12: 7,333,587 km (0.098 R)
• M13: 8,345,616 km (0.117 R)
• M14: 9,325,782 km (0.044 R)
• M15: 9,738,672 km (0.076 R)
• M16: 13,812,371 km (0.047 R)
• M17: 18,705,119 km (0.099 R)
• M18: 19,363,350 km (0.095 R)
• M19: 19,901,005 km (0.045 R)
• M20: 25,757,612 km (0.097 R)
• M21: 28,425,391 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.8

Radius: 12.9

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.48 AU - 6.7 AU

Year: 4901 Days

Day: 14.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,788,192 km

• M1: 160,369 km (0.061 R)
• M2: 680,222 km (0.098 R)
• M3: 1,193,193 km (0.069 R)
• M4: 2,123,093 km (0.107 R)
• M5: 2,762,923 km (0.038 R)
• M6: 3,705,689 km (0.102 R)
• M7: 5,123,278 km (0.041 R)
• M8: 5,561,750 km (0.112 R)
• M9: 6,426,276 km (0.086 R)
• M10: 8,213,073 km (0.097 R)
• M11: 8,779,600 km (0.09 R)
• M12: 9,524,448 km (0.088 R)
• M13: 10,150,216 km (0.063 R)
• M14: 12,979,111 km (0.059 R)
• M15: 13,505,247 km (0.066 R)
• M16: 14,600,154 km (0.057 R)
• M17: 15,753,404 km (0.09 R)
• M18: 16,297,342 km (0.039 R)
• M19: 17,079,888 km (0.087 R)
• M20: 18,122,436 km (0.059 R)
• M21: 19,207,170 km (0.086 R)
• M22: 21,110,504 km (0.091 R)
• M23: 22,175,640 km (0.086 R)
• M24: 22,652,708 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 177.2

Radius: 5.5

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 10.5 AU - 14.58 AU

Year: 16468 Days

Day: 15.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,788,192 km

• M1: 96,341 km (0.089 R)
• M2: 312,211 km (0.098 R)
• M3: 502,948 km (0.041 R)
• M4: 2,170,366 km (0.088 R)
• M5: 2,494,993 km (0.067 R)
• M6: 3,496,701 km (0.104 R)
• M7: 5,480,069 km (0.055 R)
• M8: 7,259,685 km (0.089 R)
• M9: 9,116,345 km (0.1 R)
• M10: 9,767,993 km (0.083 R)
• M11: 10,650,620 km (0.046 R)
• M12: 11,532,051 km (0.058 R)
• M13: 13,204,555 km (0.084 R)
• M14: 21,434,682 km (0.094 R)
• M15: 21,840,392 km (0.061 R)
• M16: 23,173,009 km (0.042 R)
• M17: 26,833,520 km (0.1 R)
• M18: 29,643,566 km (0.081 R)
• M19: 33,942,410 km (0.105 R)
• M20: 34,715,532 km (0.113 R)
• M21: 42,337,095 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.6

Radius: 5.3

Gravity: 15.01 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 15.33 AU - 22.51 AU

Year: 30520 Days

Day: 21.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 85,788,192 km

• M1: 65,973 km (0.119 R)
• M2: 296,204 km (0.1 R)
• M3: 882,627 km (0.034 R)
• M4: 1,357,750 km (0.094 R)
• M5: 2,178,295 km (0.043 R)
• M6: 2,644,442 km (0.085 R)
• M7: 3,464,986 km (0.039 R)
• M8: 3,836,587 km (0.111 R)
• M9: 4,338,039 km (0.11 R)
• M10: 5,269,136 km (0.108 R)
• M11: 5,552,175 km (0.025 R)
• M12: 7,722,092 km (0.067 R)
• M13: 10,400,044 km (0.095 R)
• M14: 10,910,322 km (0.075 R)
• M15: 11,437,056 km (0.12 R)
• M16: 13,045,982 km (0.1 R)
• M17: 13,414,591 km (0.103 R)
• M18: 13,942,522 km (0.119 R)
• M19: 14,405,826 km (0.044 R)
• M20: 15,120,156 km (0.101 R)
• M21: 15,691,769 km (0.113 R)
• M22: 15,941,149 km (0.093 R)
• M23: 20,200,799 km (0.112 R)
• M24: 21,297,052 km (0.078 R)
• M25: 24,710,726 km (0.116 R)
• M26: 26,312,470 km (0.073 R)
• M27: 27,258,228 km (0.04 R)
• M28: 28,226,425 km (0.077 R)
• M29: 30,488,345 km (0.11 R)
• M30: 33,276,550 km (0.089 R)
• M31: 34,521,803 km (0.039 R)
• M32: 37,104,909 km (0.117 R)
• M33: 42,813,714 km (0.109 R)
• M34: 43,955,744 km (0.102 R)
• M35: 48,903,843 km (0.084 R)
• M36: 55,354,503 km (0.061 R)
• M37: 57,493,154 km (0.074 R)
• M38: 59,082,781 km (0.037 R)
• M39: 65,090,632 km (0.108 R)
• M40: 75,907,456 km (0.076 R)
• M41: 77,338,509 km (0.076 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 19,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit