🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.2

Radius: 8.7

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.49 AU - 0.53 AU

Year: 247 Days

Day: 5.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,607,388 km

• M1: 108,159 km (0.107 R)
• M2: 453,730 km (0.064 R)
• M3: 748,139 km (0.11 R)
• M4: 1,142,778 km (0.099 R)
• M5: 1,679,236 km (0.076 R)
• M6: 2,305,902 km (0.075 R)
• M7: 2,598,814 km (0.111 R)
• M8: 2,925,536 km (0.099 R)
• M9: 3,212,315 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.1

Radius: 8.5

Gravity: 12.14 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.13 AU - 3.95 AU

Year: 4517 Days

Day: 9.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,607,388 km

• M1: 108,458 km (0.119 R)
• M2: 487,091 km (0.119 R)
• M3: 812,616 km (0.095 R)
• M4: 1,115,851 km (0.12 R)
• M5: 1,627,625 km (0.043 R)
• M6: 2,002,068 km (0.098 R)
• M7: 4,015,356 km (0.086 R)
• M8: 4,399,673 km (0.111 R)
• M9: 4,861,183 km (0.081 R)
• M10: 5,242,209 km (0.057 R)
• M11: 5,701,923 km (0.107 R)
• M12: 6,345,792 km (0.071 R)
• M13: 6,636,311 km (0.109 R)
• M14: 7,105,749 km (0.085 R)
• M15: 8,570,013 km (0.068 R)
• M16: 8,845,572 km (0.108 R)
• M17: 9,835,611 km (0.103 R)
• M18: 14,101,993 km (0.111 R)
• M19: 15,624,450 km (0.112 R)
• M20: 17,693,838 km (0.109 R)
• M21: 19,734,054 km (0.059 R)
• M22: 20,916,924 km (0.059 R)
• M23: 22,666,471 km (0.074 R)
• M24: 24,749,023 km (0.045 R)
• M25: 26,123,827 km (0.12 R)
• M26: 26,620,941 km (0.072 R)
• M27: 27,719,737 km (0.087 R)
• M28: 29,647,605 km (0.049 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.8

Radius: 3

Gravity: 55.98 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5.91 AU - 6.51 AU

Year: 10496 Days

Day: 23.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,607,388 km

• M1: 38,147 km (0.09 R)
• M2: 157,227 km (0.093 R)
• M3: 594,801 km (0.035 R)
• M4: 2,487,364 km (0.063 R)
• M5: 2,768,159 km (0.072 R)
• M6: 2,959,644 km (0.118 R)
• M7: 5,787,493 km (0.104 R)
• M8: 7,920,459 km (0.092 R)
• M9: 8,219,206 km (0.088 R)
• M10: 8,839,289 km (0.108 R)
• M11: 9,442,468 km (0.04 R)
• M12: 14,076,412 km (0.081 R)
• M13: 16,017,743 km (0.11 R)
• M14: 16,911,740 km (0.092 R)
• M15: 17,549,775 km (0.09 R)
• M16: 21,967,550 km (0.091 R)
• M17: 22,556,367 km (0.095 R)
• M18: 24,655,375 km (0.089 R)
• M19: 28,436,610 km (0.081 R)
• M20: 28,934,771 km (0.09 R)
• M21: 29,236,510 km (0.037 R)
• M22: 34,804,992 km (0.114 R)
• M23: 40,035,831 km (0.062 R)
• M24: 40,913,522 km (0.079 R)
• M25: 41,420,658 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.2

Radius: 6.1

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.92 AU - 8.18 AU

Year: 12696 Days

Day: 21.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,607,388 km

• M1: 76,445 km (0.068 R)
• M2: 840,890 km (0.07 R)
• M3: 1,063,790 km (0.11 R)
• M4: 1,281,455 km (0.081 R)
• M5: 1,657,844 km (0.099 R)
• M6: 2,383,244 km (0.056 R)
• M7: 2,953,212 km (0.113 R)
• M8: 4,516,210 km (0.117 R)
• M9: 5,565,490 km (0.093 R)
• M10: 8,903,916 km (0.112 R)
• M11: 10,821,611 km (0.092 R)
• M12: 11,061,117 km (0.113 R)
• M13: 16,374,833 km (0.082 R)
• M14: 17,075,101 km (0.094 R)
• M15: 19,086,145 km (0.095 R)
• M16: 19,436,055 km (0.114 R)
• M17: 20,076,483 km (0.063 R)
• M18: 21,100,780 km (0.117 R)
• M19: 26,575,015 km (0.071 R)
• M20: 28,258,439 km (0.032 R)
• M21: 34,142,124 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.8

Radius: 6.8

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.57 AU - 8.51 AU

Year: 15462 Days

Day: 20.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,607,388 km

• M1: 84,523 km (0.081 R)
• M2: 494,271 km (0.1 R)
• M3: 795,861 km (0.113 R)
• M4: 1,604,437 km (0.056 R)
• M5: 2,427,973 km (0.079 R)
• M6: 7,016,439 km (0.104 R)
• M7: 7,993,762 km (0.111 R)
• M8: 8,338,885 km (0.097 R)
• M9: 10,986,468 km (0.113 R)
• M10: 12,876,936 km (0.118 R)
• M11: 21,521,748 km (0.111 R)
• M12: 22,785,700 km (0.095 R)
• M13: 24,637,423 km (0.111 R)
• M14: 26,873,911 km (0.07 R)
• M15: 27,942,788 km (0.07 R)
• M16: 29,445,498 km (0.091 R)
• M17: 31,319,062 km (0.104 R)
• M18: 34,163,516 km (0.074 R)
• M19: 40,360,309 km (0.07 R)
• M20: 41,632,040 km (0.095 R)
• M21: 44,927,981 km (0.119 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 12,713 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit