🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.8

Radius: 13

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.06 AU - 1.14 AU

Year: 745 Days

Day: 5.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,080,104 km

• M1: 161,715 km (0.046 R)
• M2: 565,929 km (0.044 R)
• M3: 979,866 km (0.074 R)
• M4: 1,396,047 km (0.114 R)
• M5: 1,812,229 km (0.049 R)
• M6: 2,292,587 km (0.092 R)
• M7: 2,753,947 km (0.098 R)
• M8: 3,290,405 km (0.095 R)
• M9: 3,954,919 km (0.113 R)
• M10: 4,657,580 km (0.072 R)
• M11: 5,242,657 km (0.068 R)
• M12: 5,703,718 km (0.103 R)
• M13: 7,009,259 km (0.082 R)
• M14: 8,258,401 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.3

Radius: 14.4

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.35 AU - 2.19 AU

Year: 1520 Days

Day: 13.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 177.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,080,104 km

• M1: 179,069 km (0.091 R)
• M2: 888,911 km (0.076 R)
• M3: 1,434,793 km (0.1 R)
• M4: 1,891,515 km (0.092 R)
• M5: 2,801,370 km (0.099 R)
• M6: 3,296,539 km (0.035 R)
• M7: 5,958,334 km (0.099 R)
• M8: 7,216,152 km (0.062 R)
• M9: 7,957,560 km (0.066 R)
• M10: 8,565,974 km (0.092 R)

Asteroid Belt

Center: 4.12 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254

Radius: 5.9

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.66 AU - 7.28 AU

Year: 10626 Days

Day: 22.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,080,104 km

• M1: 73,453 km (0.047 R)
• M2: 372,798 km (0.102 R)
• M3: 659,727 km (0.102 R)
• M4: 1,139,487 km (0.112 R)
• M5: 1,607,728 km (0.119 R)
• M6: 1,945,371 km (0.075 R)
• M7: 2,196,097 km (0.099 R)
• M8: 2,380,850 km (0.11 R)
• M9: 7,091,687 km (0.114 R)
• M10: 7,611,390 km (0.086 R)
• M11: 10,083,495 km (0.109 R)
• M12: 17,986,302 km (0.081 R)
• M13: 20,240,592 km (0.057 R)
• M14: 21,207,892 km (0.081 R)
• M15: 22,518,818 km (0.113 R)
• M16: 24,460,149 km (0.116 R)
• M17: 25,557,001 km (0.112 R)
• M18: 27,757,735 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 146.7

Radius: 5.2

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.01 AU - 7.37 AU

Year: 11173 Days

Day: 24.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,080,104 km

• M1: 64,776 km (0.077 R)
• M2: 259,702 km (0.08 R)
• M3: 449,392 km (0.115 R)
• M4: 612,454 km (0.09 R)
• M5: 1,906,625 km (0.074 R)
• M6: 2,601,058 km (0.105 R)
• M7: 2,835,328 km (0.082 R)
• M8: 3,025,019 km (0.103 R)
• M9: 3,645,551 km (0.046 R)
• M10: 3,939,510 km (0.118 R)
• M11: 4,200,409 km (0.085 R)
• M12: 5,275,569 km (0.089 R)
• M13: 6,393,065 km (0.112 R)
• M14: 7,024,368 km (0.096 R)
• M15: 11,327,700 km (0.099 R)
• M16: 12,652,539 km (0.105 R)
• M17: 13,220,712 km (0.109 R)
• M18: 17,810,973 km (0.109 R)
• M19: 19,054,730 km (0.11 R)
• M20: 20,425,345 km (0.099 R)
• M21: 20,991,573 km (0.074 R)
• M22: 21,713,981 km (0.105 R)
• M23: 24,452,071 km (0.11 R)
• M24: 25,009,922 km (0.113 R)
• M25: 27,754,594 km (0.063 R)
• M26: 28,888,695 km (0.032 R)
• M27: 29,512,070 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.8

Radius: 3.3

Gravity: 51.59 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8 AU - 8.64 AU

Year: 15495 Days

Day: 18.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,080,104 km

• M1: 42,486 km (0.119 R)
• M2: 256,112 km (0.099 R)
• M3: 397,033 km (0.075 R)
• M4: 1,209,648 km (0.1 R)
• M5: 1,475,185 km (0.03 R)
• M6: 2,026,902 km (0.093 R)
• M7: 2,258,030 km (0.078 R)
• M8: 2,615,270 km (0.069 R)
• M9: 3,082,165 km (0.085 R)
• M10: 4,209,385 km (0.066 R)
• M11: 5,403,475 km (0.067 R)
• M12: 6,639,453 km (0.09 R)
• M13: 10,584,797 km (0.056 R)
• M14: 10,927,376 km (0.111 R)
• M15: 30,094,604 km (0.055 R)
• M16: 30,208,298 km (0.085 R)
• M17: 30,551,027 km (0.091 R)
• M18: 30,781,108 km (0.112 R)
• M19: 35,372,865 km (0.11 R)
• M20: 36,137,161 km (0.112 R)
• M21: 41,095,582 km (0.052 R)
• M22: 42,224,149 km (0.093 R)
• M23: 42,509,581 km (0.055 R)
• M24: 47,868,027 km (0.11 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: 148 - 14,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit