🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.47 AU - 0.55 AU

Year: 239 Days

Day: 32.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,901,548 km

• M1: 376,987 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.58 AU - 0.6 AU

Year: 297 Days

Day: 39.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,901,548 km

• M1: 23,786 km (0.066 R)

Asteroid Belt

Center: 1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.7

Radius: 10.9

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.07 AU - 1.73 AU

Year: 1087 Days

Day: 14.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 126 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,901,548 km

• M1: 135,685 km (0.115 R)
• M2: 480,209 km (0.084 R)
• M3: 919,429 km (0.09 R)
• M4: 1,693,149 km (0.12 R)
• M5: 2,177,098 km (0.106 R)
• M6: 2,572,036 km (0.075 R)
• M7: 3,979,603 km (0.117 R)
• M8: 4,558,397 km (0.093 R)
• M9: 5,521,957 km (0.039 R)
• M10: 7,707,731 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.2

Radius: 10

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.72 AU - 1.94 AU

Year: 1624 Days

Day: 8.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,901,548 km

• M1: 124,914 km (0.113 R)
• M2: 605,123 km (0.106 R)
• M3: 982,260 km (0.039 R)
• M4: 1,344,885 km (0.098 R)
• M5: 1,901,688 km (0.086 R)
• M6: 2,261,621 km (0.092 R)
• M7: 2,582,358 km (0.069 R)
• M8: 3,093,684 km (0.069 R)
• M9: 3,733,215 km (0.09 R)
• M10: 5,005,096 km (0.048 R)
• M11: 5,677,838 km (0.045 R)
• M12: 7,010,904 km (0.067 R)
• M13: 7,649,238 km (0.047 R)
• M14: 8,872,949 km (0.096 R)
• M15: 9,888,270 km (0.103 R)
• M16: 10,253,588 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.2

Radius: 14

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.01 AU - 3.99 AU

Year: 4295 Days

Day: 12.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,901,548 km

• M1: 174,132 km (0.109 R)
• M2: 709,543 km (0.117 R)
• M3: 1,456,186 km (0.07 R)
• M4: 2,263,266 km (0.095 R)
• M5: 3,110,589 km (0.109 R)
• M6: 3,761,040 km (0.044 R)
• M7: 5,311,772 km (0.026 R)
• M8: 6,109,427 km (0.107 R)
• M9: 6,694,206 km (0.087 R)
• M10: 9,526,093 km (0.084 R)
• M11: 9,971,296 km (0.1 R)
• M12: 11,766,621 km (0.092 R)
• M13: 12,236,507 km (0.041 R)
• M14: 13,351,460 km (0.109 R)
• M15: 13,815,962 km (0.069 R)
• M16: 15,124,195 km (0.116 R)
• M17: 18,099,248 km (0.071 R)
• M18: 19,250,404 km (0.031 R)
• M19: 19,844,008 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.6

Radius: 7.1

Gravity: 13.5 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.03 AU - 6.91 AU

Year: 9569 Days

Day: 21.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 103.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,901,548 km

• M1: 90,357 km (0.1 R)
• M2: 437,275 km (0.12 R)
• M3: 1,010,982 km (0.11 R)
• M4: 1,290,581 km (0.086 R)
• M5: 1,800,111 km (0.116 R)
• M6: 2,513,394 km (0.08 R)
• M7: 4,689,444 km (0.106 R)
• M8: 5,311,772 km (0.101 R)
• M9: 7,068,350 km (0.099 R)
• M10: 9,274,320 km (0.084 R)
• M11: 11,083,257 km (0.105 R)
• M12: 11,406,090 km (0.084 R)
• M13: 12,240,696 km (0.072 R)
• M14: 12,702,056 km (0.118 R)
• M15: 13,537,411 km (0.111 R)
• M16: 13,968,701 km (0.068 R)
• M17: 15,119,408 km (0.059 R)
• M18: 16,194,269 km (0.092 R)
• M19: 21,750,633 km (0.115 R)
• M20: 28,860,122 km (0.077 R)
• M21: 31,250,846 km (0.119 R)
• M22: 36,068,795 km (0.103 R)
• M23: 38,962,017 km (0.039 R)
• M24: 41,488,277 km (0.055 R)
• M25: 43,055,314 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.1

Radius: 4.1

Gravity: 23.09 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 9.97 AU - 10.77 AU

Year: 21907 Days

Day: 24.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,901,548 km

• M1: 57,146 km (0.114 R)
• M2: 460,612 km (0.101 R)
• M3: 940,971 km (0.075 R)
• M4: 1,441,226 km (0.111 R)
• M5: 7,630,539 km (0.031 R)
• M6: 13,920,830 km (0.115 R)
• M7: 15,150,225 km (0.05 R)
• M8: 16,060,528 km (0.099 R)
• M9: 17,248,934 km (0.117 R)
• M10: 20,428,487 km (0.082 R)
• M11: 20,885,957 km (0.078 R)
• M12: 24,589,252 km (0.083 R)
• M13: 26,164,069 km (0.117 R)
• M14: 27,804,709 km (0.105 R)
• M15: 29,629,055 km (0.039 R)
• M16: 31,775,037 km (0.064 R)
• M17: 37,862,323 km (0.037 R)
• M18: 43,618,401 km (0.084 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 19,329 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit