🌌 Stone's Star System Generator

Asteroid Belt

Center: 1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.96 AU - 2.02 AU

Year: 1063 Days

Day: 27.1 Hours

Environment

Temp: -73 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,747,027 km

• M1: 63,429 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.78 AU - 2.76 AU

Year: 1295 Days

Day: 43.6 Hours

Environment

Temp: -98 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.07 AU - 2.47 AU

Year: 1295 Days

Day: 38.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,747,027 km

• M1: 84,074 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.1

Radius: 10.3

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.72 AU - 6.18 AU

Year: 5497 Days

Day: 13 Hours

Environment

Temp: -161 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,747,027 km

• M1: 128,355 km (0.106 R)
• M2: 512,522 km (0.08 R)
• M3: 979,118 km (0.032 R)
• M4: 1,425,518 km (0.081 R)
• M5: 1,746,705 km (0.118 R)
• M6: 2,102,897 km (0.093 R)
• M7: 2,910,875 km (0.107 R)
• M8: 4,318,442 km (0.072 R)
• M9: 4,977,720 km (0.088 R)
• M10: 5,787,493 km (0.059 R)
• M11: 6,527,254 km (0.055 R)
• M12: 7,262,528 km (0.091 R)
• M13: 9,720,570 km (0.11 R)
• M14: 10,381,045 km (0.099 R)
• M15: 11,337,574 km (0.109 R)
• M16: 13,627,169 km (0.104 R)
• M17: 19,037,376 km (0.081 R)
• M18: 20,937,868 km (0.095 R)
• M19: 21,552,565 km (0.074 R)
• M20: 22,249,691 km (0.119 R)
• M21: 22,961,628 km (0.078 R)
• M22: 25,112,546 km (0.102 R)
• M23: 26,355,106 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.4

Radius: 8.5

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.47 AU - 7.87 AU

Year: 6524 Days

Day: 11 Hours

Environment

Temp: -165 °C

Axial Tilt: 153.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,747,027 km

• M1: 105,766 km (0.092 R)
• M2: 482,752 km (0.062 R)
• M3: 899,532 km (0.08 R)
• M4: 1,404,574 km (0.117 R)
• M5: 1,685,968 km (0.091 R)
• M6: 1,964,968 km (0.1 R)
• M7: 2,617,813 km (0.112 R)
• M8: 3,031,002 km (0.04 R)
• M9: 4,211,030 km (0.083 R)
• M10: 4,904,417 km (0.064 R)
• M11: 6,486,713 km (0.073 R)
• M12: 8,492,522 km (0.115 R)
• M13: 9,167,208 km (0.055 R)
• M14: 12,041,282 km (0.118 R)
• M15: 13,783,050 km (0.079 R)
• M16: 14,873,320 km (0.042 R)
• M17: 15,249,259 km (0.101 R)
• M18: 17,224,549 km (0.118 R)
• M19: 18,673,853 km (0.094 R)
• M20: 19,364,696 km (0.059 R)
• M21: 21,267,282 km (0.109 R)
• M22: 22,720,625 km (0.062 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 13,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit