🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.4

Radius: 12.3

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.72 AU - 0.88 AU

Year: 462 Days

Day: 9.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 20,065,732 km

• M1: 153,188 km (0.075 R)
• M2: 543,040 km (0.077 R)
• M3: 962,363 km (0.078 R)
• M4: 1,374,356 km (0.086 R)
• M5: 1,877,453 km (0.04 R)
• M6: 2,584,154 km (0.073 R)
• M7: 2,979,990 km (0.098 R)
• M8: 3,564,020 km (0.102 R)
• M9: 4,447,246 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.7

Radius: 9.8

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.85 AU - 1.05 AU

Year: 598 Days

Day: 14.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 20,065,732 km

• M1: 122,072 km (0.099 R)
• M2: 565,480 km (0.107 R)
• M3: 941,719 km (0.045 R)
• M4: 1,456,335 km (0.118 R)
• M5: 1,865,336 km (0.119 R)
• M6: 2,287,052 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.4

Radius: 13.2

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.1 AU - 1.54 AU

Year: 979 Days

Day: 11.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 20,065,732 km

• M1: 171,439 km (0.119 R)
• M2: 820,245 km (0.049 R)
• M3: 1,452,446 km (0.112 R)
• M4: 2,509,504 km (0.102 R)
• M5: 4,261,295 km (0.07 R)
• M6: 6,128,426 km (0.079 R)
• M7: 6,823,608 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.1

Radius: 13.5

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.24 AU - 1.82 AU

Year: 1222 Days

Day: 9.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 20,065,732 km

• M1: 168,298 km (0.101 R)
• M2: 740,509 km (0.12 R)
• M3: 1,539,512 km (0.117 R)
• M4: 3,174,018 km (0.112 R)
• M5: 3,698,957 km (0.111 R)
• M6: 6,311,684 km (0.069 R)
• M7: 7,592,242 km (0.073 R)
• M8: 8,195,271 km (0.059 R)
• M9: 8,771,222 km (0.075 R)
• M10: 9,435,886 km (0.085 R)
• M11: 11,385,296 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.6

Radius: 8.5

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.41 AU - 3.35 AU

Year: 3156 Days

Day: 13.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 20,065,732 km

• M1: 105,766 km (0.094 R)
• M2: 399,277 km (0.087 R)
• M3: 765,941 km (0.09 R)
• M4: 1,354,609 km (0.077 R)
• M5: 1,876,556 km (0.118 R)
• M6: 3,094,133 km (0.104 R)
• M7: 3,841,225 km (0.039 R)
• M8: 4,547,775 km (0.115 R)
• M9: 4,908,905 km (0.039 R)
• M10: 5,536,767 km (0.067 R)
• M11: 5,975,537 km (0.07 R)
• M12: 7,775,200 km (0.094 R)
• M13: 8,971,833 km (0.066 R)
• M14: 9,396,841 km (0.107 R)
• M15: 10,440,585 km (0.12 R)
• M16: 10,791,990 km (0.11 R)
• M17: 12,063,273 km (0.109 R)
• M18: 13,113,899 km (0.103 R)
• M19: 14,224,364 km (0.093 R)
• M20: 16,950,187 km (0.097 R)
• M21: 17,765,046 km (0.103 R)
• M22: 18,322,747 km (0.118 R)
• M23: 18,891,967 km (0.081 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: 218 - 13,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit