🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.02 AU - 1.46 AU

Year: 499 Days

Day: 15.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 102,128,276 km

• M1: 67,768 km (0.101 R)
• M2: 173,683 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.82 AU - 2.56 AU

Year: 1172 Days

Day: 46.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.77 AU - 4.25 AU

Year: 2378 Days

Day: 29.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.26 AU - 3.94 AU

Year: 2470 Days

Day: 34 Hours

Environment

Temp: -124 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,128,276 km

• M1: 48,021 km (0.086 R)

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.9

Radius: 8.3

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.69 AU - 7.01 AU

Year: 5787 Days

Day: 8.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 102,128,276 km

• M1: 150,944 km (0.113 R)
• M2: 418,126 km (0.048 R)
• M3: 813,364 km (0.047 R)
• M4: 1,888,374 km (0.103 R)
• M5: 2,658,354 km (0.101 R)
• M6: 3,015,743 km (0.095 R)
• M7: 6,686,277 km (0.066 R)
• M8: 9,054,860 km (0.073 R)
• M9: 10,773,141 km (0.11 R)
• M10: 11,198,747 km (0.027 R)
• M11: 15,074,977 km (0.077 R)
• M12: 18,662,185 km (0.107 R)
• M13: 19,001,622 km (0.116 R)
• M14: 19,553,339 km (0.107 R)
• M15: 22,935,448 km (0.075 R)
• M16: 25,589,015 km (0.099 R)
• M17: 26,517,270 km (0.074 R)
• M18: 26,860,298 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.2

Radius: 11

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.74 AU - 7.48 AU

Year: 6146 Days

Day: 8.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 102,128,276 km

• M1: 136,882 km (0.077 R)
• M2: 596,896 km (0.105 R)
• M3: 1,155,195 km (0.068 R)
• M4: 1,543,102 km (0.09 R)
• M5: 1,955,693 km (0.104 R)
• M6: 3,042,073 km (0.068 R)
• M7: 3,414,422 km (0.103 R)
• M8: 3,817,289 km (0.079 R)
• M9: 4,187,843 km (0.119 R)
• M10: 5,074,210 km (0.083 R)
• M11: 5,837,907 km (0.087 R)
• M12: 6,618,060 km (0.094 R)
• M13: 11,013,096 km (0.092 R)
• M14: 11,386,792 km (0.1 R)
• M15: 12,469,132 km (0.109 R)
• M16: 13,104,624 km (0.072 R)
• M17: 13,953,143 km (0.055 R)
• M18: 14,737,784 km (0.101 R)
• M19: 16,502,590 km (0.031 R)
• M20: 17,324,331 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 691.4

Radius: 4.9

Gravity: 28.8 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 11.95 AU - 14.55 AU

Year: 17443 Days

Day: 22.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 102,128,276 km

• M1: 62,682 km (0.114 R)
• M2: 453,581 km (0.088 R)
• M3: 1,035,367 km (0.097 R)
• M4: 1,312,871 km (0.048 R)
• M5: 1,638,695 km (0.088 R)
• M6: 2,654,614 km (0.108 R)
• M7: 2,944,385 km (0.094 R)
• M8: 3,122,856 km (0.092 R)
• M9: 6,236,586 km (0.069 R)
• M10: 6,836,623 km (0.105 R)
• M11: 12,155,126 km (0.093 R)
• M12: 14,946,922 km (0.105 R)
• M13: 15,861,264 km (0.108 R)
• M14: 18,053,471 km (0.108 R)
• M15: 20,532,009 km (0.083 R)
• M16: 23,028,199 km (0.1 R)
• M17: 26,588,030 km (0.087 R)
• M18: 31,964,427 km (0.119 R)
• M19: 34,642,977 km (0.1 R)
• M20: 36,373,974 km (0.074 R)
• M21: 42,060,638 km (0.096 R)
• M22: 55,333,410 km (0.102 R)
• M23: 61,647,936 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.9

Radius: 8

Gravity: 13.69 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 13.7 AU - 22.2 AU

Year: 27503 Days

Day: 18.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 102,128,276 km

• M1: 99,483 km (0.105 R)
• M2: 443,857 km (0.096 R)
• M3: 832,961 km (0.068 R)
• M4: 1,340,846 km (0.088 R)
• M5: 2,291,540 km (0.07 R)
• M6: 3,474,261 km (0.077 R)
• M7: 3,766,126 km (0.091 R)
• M8: 4,109,603 km (0.078 R)
• M9: 5,523,004 km (0.117 R)
• M10: 7,821,725 km (0.11 R)
• M11: 8,909,750 km (0.093 R)
• M12: 9,521,306 km (0.092 R)
• M13: 14,445,619 km (0.111 R)
• M14: 22,581,350 km (0.113 R)
• M15: 26,845,787 km (0.099 R)
• M16: 28,119,164 km (0.057 R)
• M17: 29,432,334 km (0.089 R)
• M18: 32,607,100 km (0.085 R)
• M19: 33,326,217 km (0.097 R)
• M20: 34,796,315 km (0.066 R)
• M21: 35,396,203 km (0.073 R)
• M22: 36,926,140 km (0.112 R)
• M23: 37,393,633 km (0.068 R)
• M24: 40,117,511 km (0.098 R)
• M25: 44,009,450 km (0.117 R)
• M26: 59,498,963 km (0.103 R)
• M27: 65,677,056 km (0.065 R)
• M28: 72,026,588 km (0.117 R)
• M29: 72,756,476 km (0.078 R)
• M30: 74,230,763 km (0.077 R)
• M31: 78,259,732 km (0.095 R)
• M32: 91,217,002 km (0.078 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 15,422 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit