🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.51 AU - 0.85 AU

Year: 197 Days

Day: 36 Hours

Environment

Temp: 182 °C

Axial Tilt: 41.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,271,381 km

• M1: 299,495 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.04 AU - 1.3 AU

Year: 445 Days

Day: 23.6 Hours

Environment

Temp: 32 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 27,271,381 km

• M1: 58,194 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.15 AU - 1.77 AU

Year: 620 Days

Day: 12.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 41 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 27,271,381 km

• M1: 38,596 km (0.119 R)
• M2: 92,451 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.02 AU - 5.02 AU

Year: 2833 Days

Day: 16.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.4

Radius: 9.9

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.57 AU - 8.33 AU

Year: 7878 Days

Day: 7.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,271,381 km

• M1: 123,269 km (0.089 R)
• M2: 577,448 km (0.052 R)
• M3: 917,484 km (0.106 R)
• M4: 1,498,372 km (0.072 R)
• M5: 2,203,277 km (0.119 R)
• M6: 4,044,229 km (0.108 R)
• M7: 4,458,017 km (0.076 R)
• M8: 5,306,685 km (0.119 R)
• M9: 5,769,541 km (0.066 R)
• M10: 7,646,845 km (0.088 R)
• M11: 9,229,141 km (0.027 R)
• M12: 11,338,471 km (0.065 R)
• M13: 14,435,147 km (0.075 R)
• M14: 15,273,045 km (0.067 R)
• M15: 23,355,818 km (0.065 R)
• M16: 26,075,806 km (0.097 R)
• M17: 29,712,680 km (0.097 R)
• M18: 33,898,130 km (0.058 R)
• M19: 36,307,104 km (0.107 R)
• M20: 44,752,951 km (0.099 R)
• M21: 45,159,109 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.3

Radius: 12.6

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 9.14 AU - 12.44 AU

Year: 12457 Days

Day: 5.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,271,381 km

• M1: 158,873 km (0.058 R)
• M2: 565,330 km (0.08 R)
• M3: 1,113,457 km (0.075 R)
• M4: 1,598,004 km (0.025 R)
• M5: 3,307,759 km (0.054 R)
• M6: 3,860,373 km (0.111 R)
• M7: 4,332,055 km (0.047 R)
• M8: 6,013,535 km (0.114 R)
• M9: 6,744,770 km (0.098 R)
• M10: 7,331,492 km (0.117 R)
• M11: 8,495,663 km (0.101 R)
• M12: 8,910,049 km (0.076 R)
• M13: 14,835,022 km (0.113 R)
• M14: 15,326,751 km (0.114 R)
• M15: 18,446,315 km (0.056 R)
• M16: 19,207,319 km (0.118 R)
• M17: 19,660,900 km (0.11 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 13,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit