🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.43 AU - 0.71 AU

Year: 163 Days

Day: 28.2 Hours

Environment

Temp: 164 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.87 AU - 1.39 AU

Year: 455 Days

Day: 39.3 Hours

Environment

Temp: 8 °C

Axial Tilt: 27.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 57,710,061 km

• M1: 16,157 km (0.111 R)
• M2: 176,376 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.39 AU - 1.73 AU

Year: 738 Days

Day: 45.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.15 AU - 3.51 AU

Year: 2302 Days

Day: 34.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,710,061 km

• M1: 940,372 km (0.096 R)

Asteroid Belt

Center: 4.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.8

Radius: 13.1

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.58 AU - 5.2 AU

Year: 4096 Days

Day: 10.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,710,061 km

• M1: 163,810 km (0.106 R)
• M2: 759,060 km (0.093 R)
• M3: 1,227,002 km (0.091 R)
• M4: 1,763,609 km (0.051 R)
• M5: 2,770,553 km (0.084 R)
• M6: 3,840,327 km (0.088 R)
• M7: 7,760,090 km (0.107 R)
• M8: 12,139,418 km (0.093 R)
• M9: 13,018,904 km (0.069 R)
• M10: 13,577,054 km (0.106 R)
• M11: 15,913,773 km (0.078 R)
• M12: 16,967,390 km (0.114 R)
• M13: 17,450,442 km (0.059 R)
• M14: 18,570,780 km (0.102 R)
• M15: 19,278,678 km (0.082 R)
• M16: 20,885,658 km (0.109 R)
• M17: 23,387,084 km (0.112 R)
• M18: 24,212,864 km (0.098 R)
• M19: 27,215,892 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687

Radius: 12.9

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.72 AU - 5.52 AU

Year: 4388 Days

Day: 8.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,710,061 km

• M1: 162,164 km (0.049 R)
• M2: 655,837 km (0.086 R)
• M3: 1,341,444 km (0.084 R)
• M4: 2,772,198 km (0.074 R)
• M5: 3,644,952 km (0.052 R)
• M6: 4,869,261 km (0.096 R)
• M7: 5,506,997 km (0.085 R)
• M8: 7,381,009 km (0.119 R)
• M9: 8,707,194 km (0.113 R)
• M10: 9,407,163 km (0.103 R)
• M11: 12,443,700 km (0.074 R)
• M12: 13,383,175 km (0.11 R)
• M13: 15,347,545 km (0.031 R)
• M14: 16,603,120 km (0.12 R)
• M15: 17,016,608 km (0.103 R)
• M16: 18,549,986 km (0.052 R)
• M17: 19,123,844 km (0.103 R)
• M18: 21,123,219 km (0.105 R)
• M19: 25,611,903 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.4

Radius: 10.3

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.98 AU - 5.5 AU

Year: 4543 Days

Day: 13.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,710,061 km

• M1: 131,497 km (0.054 R)
• M2: 457,171 km (0.085 R)
• M3: 1,335,610 km (0.054 R)
• M4: 1,940,883 km (0.096 R)
• M5: 2,616,317 km (0.048 R)
• M6: 3,080,819 km (0.118 R)
• M7: 7,404,795 km (0.077 R)
• M8: 7,862,266 km (0.09 R)
• M9: 11,755,101 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.5

Radius: 8.6

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.97 AU - 7.59 AU

Year: 7440 Days

Day: 6.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,710,061 km

• M1: 107,411 km (0.117 R)
• M2: 662,270 km (0.069 R)
• M3: 1,116,449 km (0.069 R)
• M4: 1,782,010 km (0.068 R)
• M5: 2,055,924 km (0.087 R)
• M6: 2,708,320 km (0.098 R)
• M7: 3,320,175 km (0.118 R)
• M8: 4,267,130 km (0.109 R)
• M9: 6,026,401 km (0.108 R)
• M10: 7,031,399 km (0.078 R)
• M11: 8,661,418 km (0.115 R)
• M12: 14,982,825 km (0.103 R)
• M13: 16,003,531 km (0.059 R)
• M14: 16,499,748 km (0.119 R)
• M15: 17,070,015 km (0.086 R)
• M16: 22,731,396 km (0.096 R)
• M17: 23,358,361 km (0.029 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.7

Radius: 10.3

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 10.65 AU - 12.41 AU

Year: 14828 Days

Day: 6.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,710,061 km

• M1: 133,740 km (0.082 R)
• M2: 522,994 km (0.054 R)
• M3: 1,261,409 km (0.105 R)
• M4: 1,591,422 km (0.119 R)
• M5: 2,472,105 km (0.057 R)
• M6: 2,859,713 km (0.097 R)
• M7: 3,650,038 km (0.083 R)
• M8: 4,214,022 km (0.115 R)
• M9: 5,732,890 km (0.11 R)
• M10: 6,260,372 km (0.118 R)
• M11: 8,995,170 km (0.115 R)
• M12: 9,552,422 km (0.117 R)
• M13: 15,941,598 km (0.12 R)
• M14: 16,833,650 km (0.117 R)
• M15: 17,214,975 km (0.071 R)
• M16: 17,916,140 km (0.084 R)
• M17: 20,219,199 km (0.054 R)
• M18: 20,911,987 km (0.092 R)
• M19: 25,907,359 km (0.119 R)
• M20: 39,101,592 km (0.114 R)
• M21: 40,995,800 km (0.111 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 11,719 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit