🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.9

Radius: 12.3

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.68 AU - 0.72 AU

Year: 404 Days

Day: 10.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,503,873 km

• M1: 153,039 km (0.053 R)
• M2: 586,124 km (0.106 R)
• M3: 1,284,896 km (0.062 R)
• M4: 1,705,565 km (0.11 R)
• M5: 2,630,080 km (0.107 R)
• M6: 3,140,957 km (0.086 R)
• M7: 3,990,523 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.3

Radius: 12.5

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.76 AU - 0.88 AU

Year: 513 Days

Day: 6.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,503,873 km

• M1: 155,432 km (0.084 R)
• M2: 562,937 km (0.084 R)
• M3: 1,029,682 km (0.113 R)
• M4: 1,423,125 km (0.118 R)
• M5: 1,890,319 km (0.06 R)
• M6: 2,294,682 km (0.118 R)
• M7: 2,966,077 km (0.084 R)
• M8: 4,112,296 km (0.061 R)
• M9: 4,801,194 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13

Radius: 12.1

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.81 AU - 1.21 AU

Year: 701 Days

Day: 7.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 29,503,873 km

• M1: 150,645 km (0.115 R)
• M2: 1,121,386 km (0.084 R)
• M3: 1,533,378 km (0.1 R)
• M4: 1,990,549 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.6

Radius: 11

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.45 AU - 3.51 AU

Year: 3551 Days

Day: 10 Hours

Environment

Temp: -217 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,503,873 km

• M1: 137,032 km (0.119 R)
• M2: 503,995 km (0.072 R)
• M3: 1,144,424 km (0.104 R)
• M4: 1,963,622 km (0.081 R)
• M5: 2,461,783 km (0.112 R)
• M6: 2,814,834 km (0.104 R)
• M7: 3,234,605 km (0.106 R)
• M8: 4,379,478 km (0.07 R)
• M9: 4,773,070 km (0.103 R)
• M10: 5,167,709 km (0.094 R)
• M11: 6,098,507 km (0.104 R)
• M12: 7,137,314 km (0.112 R)
• M13: 7,625,602 km (0.075 R)
• M14: 14,706,069 km (0.077 R)
• M15: 15,880,412 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.9

Radius: 9.5

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.79 AU - 4.93 AU

Year: 6284 Days

Day: 13 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,503,873 km

• M1: 118,182 km (0.104 R)
• M2: 844,630 km (0.043 R)
• M3: 1,242,410 km (0.049 R)
• M4: 1,618,051 km (0.087 R)
• M5: 2,394,613 km (0.073 R)
• M6: 2,947,527 km (0.099 R)
• M7: 3,461,396 km (0.098 R)
• M8: 6,135,906 km (0.068 R)
• M9: 7,138,661 km (0.105 R)
• M10: 7,644,750 km (0.102 R)
• M11: 8,066,766 km (0.082 R)
• M12: 9,506,496 km (0.043 R)
• M13: 11,790,407 km (0.066 R)
• M14: 12,936,177 km (0.087 R)
• M15: 13,894,650 km (0.073 R)
• M16: 14,364,836 km (0.118 R)
• M17: 14,845,644 km (0.049 R)
• M18: 22,324,490 km (0.083 R)
• M19: 26,068,177 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.5

Radius: 7

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 8.08 AU - 10.4 AU

Year: 19387 Days

Day: 17.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,503,873 km

• M1: 87,066 km (0.078 R)
• M2: 413,339 km (0.064 R)
• M3: 819,497 km (0.077 R)
• M4: 4,954,681 km (0.11 R)
• M5: 5,477,676 km (0.117 R)
• M6: 7,654,773 km (0.06 R)
• M7: 9,877,349 km (0.115 R)
• M8: 11,158,505 km (0.114 R)
• M9: 11,719,796 km (0.114 R)
• M10: 11,959,153 km (0.092 R)
• M11: 12,201,801 km (0.119 R)
• M12: 13,674,442 km (0.114 R)
• M13: 15,432,666 km (0.099 R)
• M14: 16,545,076 km (0.102 R)
• M15: 17,647,313 km (0.088 R)
• M16: 20,339,476 km (0.09 R)
• M17: 27,268,550 km (0.106 R)
• M18: 28,199,947 km (0.11 R)
• M19: 29,064,772 km (0.066 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: 405 - 16,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit