🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.2

Radius: 8.9

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.59 AU - 0.99 AU

Year: 453 Days

Day: 15 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,778,418 km

• M1: 110,702 km (0.104 R)
• M2: 550,371 km (0.093 R)
• M3: 980,315 km (0.078 R)
• M4: 1,416,093 km (0.103 R)
• M5: 2,322,357 km (0.091 R)
• M6: 2,609,436 km (0.112 R)
• M7: 2,948,873 km (0.114 R)
• M8: 3,296,987 km (0.113 R)
• M9: 3,830,753 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914

Radius: 8.6

Gravity: 12.36 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.85 AU - 1.07 AU

Year: 607 Days

Day: 6.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,778,418 km

• M1: 106,962 km (0.116 R)
• M2: 538,104 km (0.082 R)
• M3: 850,015 km (0.094 R)
• M4: 1,212,491 km (0.055 R)
• M5: 1,628,672 km (0.059 R)
• M6: 1,951,355 km (0.078 R)
• M7: 2,420,194 km (0.089 R)
• M8: 2,855,075 km (0.083 R)
• M9: 3,569,854 km (0.077 R)
• M10: 3,969,579 km (0.099 R)
• M11: 4,304,380 km (0.11 R)
• M12: 4,576,049 km (0.07 R)
• M13: 4,996,270 km (0.11 R)
• M14: 5,296,662 km (0.094 R)
• M15: 5,779,415 km (0.038 R)
• M16: 6,352,075 km (0.111 R)
• M17: 7,115,174 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.5

Radius: 9.7

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.96 AU - 1 AU

Year: 626 Days

Day: 11.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,778,418 km

• M1: 120,725 km (0.072 R)
• M2: 686,355 km (0.073 R)
• M3: 1,095,954 km (0.061 R)
• M4: 1,929,962 km (0.056 R)
• M5: 2,373,370 km (0.111 R)
• M6: 2,778,332 km (0.094 R)
• M7: 3,102,660 km (0.025 R)
• M8: 4,500,203 km (0.087 R)
• M9: 4,864,474 km (0.073 R)
• M10: 5,320,448 km (0.119 R)
• M11: 6,018,472 km (0.09 R)
• M12: 6,399,947 km (0.066 R)
• M13: 6,883,297 km (0.118 R)
• M14: 7,805,269 km (0.054 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.7

Radius: 5.6

Gravity: 22.15 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 9.85 AU - 11.51 AU

Year: 22536 Days

Day: 15 Hours

Environment

Temp: -230 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,778,418 km

• M1: 74,500 km (0.074 R)
• M2: 306,526 km (0.116 R)
• M3: 692,339 km (0.119 R)
• M4: 926,460 km (0.105 R)
• M5: 1,212,940 km (0.117 R)
• M6: 1,661,733 km (0.117 R)
• M7: 2,416,305 km (0.083 R)
• M8: 3,615,781 km (0.077 R)
• M9: 4,293,160 km (0.098 R)
• M10: 4,501,400 km (0.116 R)
• M11: 4,680,020 km (0.104 R)
• M12: 5,205,856 km (0.044 R)
• M13: 9,563,941 km (0.11 R)
• M14: 10,223,219 km (0.091 R)
• M15: 10,976,594 km (0.05 R)
• M16: 11,432,868 km (0.082 R)
• M17: 12,106,357 km (0.09 R)
• M18: 13,830,323 km (0.09 R)
• M19: 18,114,058 km (0.113 R)
• M20: 23,740,135 km (0.062 R)
• M21: 24,173,819 km (0.089 R)
• M22: 24,834,144 km (0.097 R)
• M23: 25,961,364 km (0.074 R)
• M24: 28,927,890 km (0.081 R)
• M25: 31,588,189 km (0.088 R)
• M26: 32,112,679 km (0.071 R)
• M27: 36,808,406 km (0.037 R)
• M28: 38,271,922 km (0.119 R)
• M29: 41,158,862 km (0.081 R)
• M30: 47,190,648 km (0.038 R)
• M31: 48,394,462 km (0.113 R)
• M32: 53,229,466 km (0.063 R)
• M33: 54,533,660 km (0.086 R)
• M34: 60,565,596 km (0.08 R)
• M35: 60,767,253 km (0.117 R)
• M36: 75,555,751 km (0.076 R)
• M37: 80,321,939 km (0.087 R)
• M38: 81,789,943 km (0.107 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: 194 - 18,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit