🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.44 AU - 0.58 AU

Year: 139 Days

Day: 29.5 Hours

Environment

Temp: 182 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.45 AU - 0.63 AU

Year: 152 Days

Day: 34.4 Hours

Environment

Temp: 216 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.23 AU - 2.83 AU

Year: 1541 Days

Day: 39.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 20,148,128 km

• M1: 331,958 km (0.074 R)
• M2: 788,231 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.49 AU - 3.57 AU

Year: 2019 Days

Day: 23.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.2

Radius: 9.7

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.72 AU - 4.96 AU

Year: 3462 Days

Day: 9.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 20,148,128 km

• M1: 120,576 km (0.108 R)
• M2: 556,205 km (0.095 R)
• M3: 971,489 km (0.081 R)
• M4: 1,393,654 km (0.062 R)
• M5: 1,871,170 km (0.052 R)
• M6: 2,799,126 km (0.114 R)
• M7: 3,101,164 km (0.036 R)
• M8: 3,424,894 km (0.102 R)
• M9: 3,964,344 km (0.071 R)
• M10: 4,607,465 km (0.098 R)
• M11: 5,056,707 km (0.095 R)
• M12: 5,785,249 km (0.106 R)
• M13: 6,582,007 km (0.076 R)
• M14: 8,248,677 km (0.111 R)
• M15: 9,852,217 km (0.046 R)
• M16: 10,262,713 km (0.104 R)
• M17: 11,653,824 km (0.1 R)
• M18: 12,020,488 km (0.117 R)
• M19: 12,347,509 km (0.071 R)
• M20: 14,072,971 km (0.092 R)
• M21: 16,009,815 km (0.112 R)
• M22: 20,736,958 km (0.103 R)
• M23: 22,735,136 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.8

Radius: 12

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.72 AU - 5.68 AU

Year: 4540 Days

Day: 12.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 20,148,128 km

• M1: 149,299 km (0.066 R)
• M2: 583,581 km (0.039 R)
• M3: 963,410 km (0.099 R)
• M4: 1,537,717 km (0.104 R)
• M5: 2,802,118 km (0.07 R)
• M6: 4,666,257 km (0.103 R)
• M7: 5,743,511 km (0.056 R)
• M8: 7,865,407 km (0.093 R)
• M9: 9,494,528 km (0.062 R)
• M10: 11,176,008 km (0.068 R)
• M11: 11,708,726 km (0.07 R)
• M12: 12,825,325 km (0.106 R)
• M13: 13,917,838 km (0.066 R)
• M14: 18,514,831 km (0.079 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 17,812 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit