🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.51 AU - 0.55 AU

Year: 149 Days

Day: 28.8 Hours

Environment

Temp: 163 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 60,403,013 km

• M1: 60,438 km (0.12 R)
• M2: 523,293 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.19 AU - 1.31 AU

Year: 538 Days

Day: 20.1 Hours

Environment

Temp: -30 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.26 AU - 1.96 AU

Year: 787 Days

Day: 45.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.79 AU - 2.09 AU

Year: 1040 Days

Day: 23.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.03 AU - 3.29 AU

Year: 1670 Days

Day: 37.3 Hours

Environment

Temp: -117 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.8

Radius: 14.1

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.11 AU - 4.19 AU

Year: 3255 Days

Day: 6.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,403,013 km

• M1: 178,769 km (0.102 R)
• M2: 657,333 km (0.077 R)
• M3: 1,135,448 km (0.066 R)
• M4: 1,633,908 km (0.049 R)
• M5: 2,127,581 km (0.115 R)
• M6: 2,870,035 km (0.054 R)
• M7: 3,482,788 km (0.074 R)
• M8: 4,009,522 km (0.095 R)
• M9: 4,826,925 km (0.089 R)
• M10: 5,276,018 km (0.116 R)
• M11: 8,234,316 km (0.045 R)
• M12: 9,987,603 km (0.036 R)
• M13: 11,316,481 km (0.029 R)
• M14: 13,139,480 km (0.109 R)
• M15: 13,722,762 km (0.029 R)
• M16: 16,230,920 km (0.108 R)
• M17: 16,676,871 km (0.082 R)
• M18: 18,725,165 km (0.067 R)
• M19: 19,715,354 km (0.107 R)
• M20: 20,610,248 km (0.027 R)
• M21: 24,172,622 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.2

Radius: 10

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.18 AU - 6.78 AU

Year: 5630 Days

Day: 8.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,403,013 km

• M1: 124,465 km (0.047 R)
• M2: 493,972 km (0.06 R)
• M3: 976,276 km (0.09 R)
• M4: 1,326,036 km (0.105 R)
• M5: 2,471,506 km (0.112 R)
• M6: 3,008,712 km (0.04 R)
• M7: 4,527,729 km (0.117 R)
• M8: 4,970,240 km (0.043 R)
• M9: 6,115,711 km (0.096 R)
• M10: 7,563,220 km (0.101 R)
• M11: 8,997,115 km (0.045 R)
• M12: 9,698,280 km (0.113 R)
• M13: 11,565,711 km (0.1 R)
• M14: 12,207,186 km (0.081 R)
• M15: 13,115,395 km (0.087 R)
• M16: 13,762,256 km (0.111 R)
• M17: 16,507,527 km (0.05 R)
• M18: 17,558,003 km (0.087 R)
• M19: 18,776,627 km (0.107 R)
• M20: 19,534,490 km (0.072 R)
• M21: 24,218,998 km (0.05 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.5

Radius: 11.2

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 9.64 AU - 12.3 AU

Year: 13989 Days

Day: 5.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,403,013 km

• M1: 141,071 km (0.109 R)
• M2: 681,568 km (0.081 R)
• M3: 1,186,311 km (0.091 R)
• M4: 1,718,132 km (0.112 R)
• M5: 2,208,065 km (0.095 R)
• M6: 3,317,183 km (0.099 R)
• M7: 3,996,208 km (0.089 R)
• M8: 4,415,531 km (0.097 R)
• M9: 5,853,465 km (0.059 R)
• M10: 7,014,495 km (0.096 R)
• M11: 12,142,410 km (0.091 R)
• M12: 16,996,562 km (0.117 R)
• M13: 20,545,173 km (0.104 R)
• M14: 21,708,297 km (0.104 R)
• M15: 23,009,648 km (0.079 R)
• M16: 26,803,002 km (0.116 R)
• M17: 28,627,647 km (0.049 R)
• M18: 30,763,456 km (0.12 R)
• M19: 34,348,868 km (0.104 R)
• M20: 36,370,534 km (0.05 R)
• M21: 38,470,439 km (0.056 R)
• M22: 39,278,267 km (0.116 R)
• M23: 49,083,510 km (0.1 R)
• M24: 50,835,152 km (0.107 R)
• M25: 52,298,967 km (0.066 R)
• M26: 53,124,298 km (0.1 R)
• M27: 53,790,757 km (0.057 R)
• M28: 56,167,269 km (0.069 R)
• M29: 56,685,625 km (0.103 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: 525 - 14,650 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit