🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.6

Radius: 9

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.6 AU - 0.64 AU

Year: 326 Days

Day: 14.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 92,121,287 km

• M1: 112,198 km (0.105 R)
• M2: 521,049 km (0.06 R)
• M3: 902,374 km (0.105 R)
• M4: 1,240,765 km (0.109 R)
• M5: 1,596,808 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.4

Radius: 14.5

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.62 AU - 0.7 AU

Year: 358 Days

Day: 11.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 92,121,287 km

• M1: 180,265 km (0.116 R)
• M2: 734,675 km (0.09 R)
• M3: 1,194,838 km (0.111 R)
• M4: 1,681,031 km (0.117 R)
• M5: 2,251,149 km (0.084 R)
• M6: 2,711,461 km (0.091 R)
• M7: 3,516,747 km (0.038 R)
• M8: 4,714,278 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.8

Radius: 13.2

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.77 AU - 0.93 AU

Year: 523 Days

Day: 10.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 92,121,287 km

• M1: 164,109 km (0.106 R)
• M2: 637,885 km (0.086 R)
• M3: 1,980,526 km (0.059 R)
• M4: 2,483,474 km (0.064 R)
• M5: 3,176,262 km (0.079 R)
• M6: 4,425,105 km (0.073 R)
• M7: 5,464,810 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.1

Radius: 5.6

Gravity: 31 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 10.26 AU - 10.54 AU

Year: 22366 Days

Day: 21.6 Hours

Environment

Temp: -245 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 92,121,287 km

• M1: 69,713 km (0.12 R)
• M2: 506,090 km (0.076 R)
• M3: 691,142 km (0.063 R)
• M4: 984,504 km (0.095 R)
• M5: 1,175,091 km (0.048 R)
• M6: 1,687,614 km (0.081 R)
• M7: 2,178,145 km (0.103 R)
• M8: 2,919,552 km (0.108 R)
• M9: 4,962,909 km (0.092 R)
• M10: 5,281,852 km (0.12 R)
• M11: 6,507,208 km (0.052 R)
• M12: 9,384,723 km (0.078 R)
• M13: 9,565,886 km (0.063 R)
• M14: 12,066,115 km (0.11 R)
• M15: 14,165,572 km (0.069 R)
• M16: 14,404,031 km (0.082 R)
• M17: 14,645,183 km (0.035 R)
• M18: 15,636,717 km (0.031 R)
• M19: 19,952,766 km (0.115 R)
• M20: 20,555,346 km (0.085 R)
• M21: 22,543,202 km (0.079 R)
• M22: 23,086,841 km (0.116 R)
• M23: 25,818,947 km (0.094 R)
• M24: 27,262,417 km (0.118 R)
• M25: 36,471,213 km (0.053 R)
• M26: 41,442,649 km (0.053 R)
• M27: 42,422,515 km (0.088 R)
• M28: 52,513,490 km (0.047 R)
• M29: 52,703,629 km (0.101 R)
• M30: 53,660,607 km (0.092 R)
• M31: 54,434,327 km (0.091 R)
• M32: 62,586,663 km (0.114 R)
• M33: 66,506,426 km (0.091 R)
• M34: 76,526,192 km (0.109 R)
• M35: 84,342,831 km (0.086 R)
• M36: 88,847,073 km (0.179 R)
• M37: 89,658,193 km (0.12 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: 197 - 13,414 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit