🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.1

Radius: 14.6

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.79 AU - 0.85 AU

Year: 513 Days

Day: 13.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,570,163 km

• M1: 181,612 km (0.09 R)
• M2: 661,223 km (0.03 R)
• M3: 1,129,165 km (0.096 R)
• M4: 1,717,084 km (0.102 R)
• M5: 3,034,742 km (0.071 R)
• M6: 3,584,066 km (0.101 R)
• M7: 4,143,562 km (0.11 R)
• M8: 4,638,880 km (0.026 R)
• M9: 5,157,536 km (0.111 R)
• M10: 5,785,099 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45

Radius: 12.9

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.26 AU - 1.54 AU

Year: 1143 Days

Day: 6.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 36,570,163 km

• M1: 160,668 km (0.102 R)
• M2: 970,292 km (0.115 R)
• M3: 2,254,590 km (0.087 R)
• M4: 2,719,540 km (0.087 R)
• M5: 3,407,989 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.6

Radius: 8.5

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.6 AU - 5.42 AU

Year: 6611 Days

Day: 6.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,570,163 km

• M1: 105,766 km (0.084 R)
• M2: 467,493 km (0.072 R)
• M3: 965,953 km (0.097 R)
• M4: 2,492,450 km (0.099 R)
• M5: 2,799,724 km (0.099 R)
• M6: 3,637,921 km (0.067 R)
• M7: 3,966,737 km (0.078 R)
• M8: 4,916,085 km (0.119 R)
• M9: 9,338,348 km (0.048 R)
• M10: 11,140,105 km (0.102 R)
• M11: 11,647,989 km (0.098 R)
• M12: 12,365,162 km (0.103 R)
• M13: 12,660,169 km (0.087 R)
• M14: 14,206,263 km (0.071 R)
• M15: 16,399,367 km (0.103 R)
• M16: 19,795,389 km (0.11 R)
• M17: 21,728,492 km (0.077 R)
• M18: 27,271,093 km (0.119 R)
• M19: 28,024,169 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286.9

Radius: 6.9

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.49 AU - 6.63 AU

Year: 10297 Days

Day: 21.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 36,570,163 km

• M1: 85,869 km (0.092 R)
• M2: 332,107 km (0.102 R)
• M3: 1,090,718 km (0.082 R)
• M4: 1,507,199 km (0.101 R)
• M5: 2,056,372 km (0.104 R)
• M6: 2,473,750 km (0.042 R)
• M7: 2,866,894 km (0.028 R)
• M8: 3,590,947 km (0.05 R)
• M9: 4,457,418 km (0.103 R)
• M10: 7,315,336 km (0.114 R)
• M11: 8,531,118 km (0.075 R)
• M12: 9,295,712 km (0.09 R)
• M13: 10,244,761 km (0.11 R)
• M14: 11,059,023 km (0.077 R)
• M15: 12,071,202 km (0.091 R)
• M16: 13,310,171 km (0.094 R)
• M17: 17,937,682 km (0.048 R)
• M18: 19,547,056 km (0.067 R)
• M19: 20,721,699 km (0.051 R)
• M20: 21,326,373 km (0.054 R)
• M21: 21,556,156 km (0.097 R)
• M22: 22,570,878 km (0.105 R)
• M23: 23,945,533 km (0.113 R)
• M24: 24,864,213 km (0.065 R)
• M25: 27,398,551 km (0.089 R)
• M26: 28,035,090 km (0.116 R)
• M27: 30,680,130 km (0.078 R)
• M28: 33,384,111 km (0.116 R)
• M29: 35,165,672 km (0.052 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: 304 - 18,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit