🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.3

Radius: 9.8

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.89 AU - 1.07 AU

Year: 617 Days

Day: 7.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,448,492 km

• M1: 124,166 km (0.116 R)
• M2: 461,360 km (0.053 R)
• M3: 922,271 km (0.076 R)
• M4: 1,345,932 km (0.072 R)
• M5: 1,729,052 km (0.092 R)
• M6: 2,110,377 km (0.117 R)
• M7: 2,848,343 km (0.086 R)
• M8: 3,557,886 km (0.109 R)
• M9: 4,259,799 km (0.102 R)
• M10: 4,672,390 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.5

Radius: 13.4

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.84 AU - 1.94 AU

Year: 1652 Days

Day: 8.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,448,492 km

• M1: 166,802 km (0.104 R)
• M2: 629,657 km (0.102 R)
• M3: 1,048,083 km (0.11 R)
• M4: 1,478,775 km (0.12 R)
• M5: 1,999,076 km (0.109 R)
• M6: 2,527,606 km (0.074 R)
• M7: 3,192,718 km (0.094 R)
• M8: 3,737,553 km (0.093 R)
• M9: 5,137,490 km (0.088 R)
• M10: 5,667,366 km (0.061 R)
• M11: 7,192,516 km (0.112 R)
• M12: 8,709,139 km (0.039 R)
• M13: 9,310,373 km (0.118 R)
• M14: 10,166,222 km (0.073 R)
• M15: 10,867,388 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.5

Radius: 12.2

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.46 AU - 2.64 AU

Year: 2589 Days

Day: 6.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 179.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,448,492 km

• M1: 151,692 km (0.111 R)
• M2: 612,304 km (0.096 R)
• M3: 1,288,187 km (0.106 R)
• M4: 1,791,435 km (0.089 R)
• M5: 2,243,220 km (0.041 R)
• M6: 2,965,179 km (0.099 R)
• M7: 3,381,361 km (0.033 R)
• M8: 4,079,684 km (0.091 R)
• M9: 4,619,433 km (0.095 R)
• M10: 7,180,099 km (0.098 R)
• M11: 7,679,008 km (0.078 R)
• M12: 8,234,316 km (0.076 R)
• M13: 8,676,976 km (0.034 R)
• M14: 9,986,406 km (0.116 R)
• M15: 10,970,610 km (0.072 R)
• M16: 11,931,926 km (0.091 R)
• M17: 12,455,519 km (0.071 R)
• M18: 14,070,428 km (0.12 R)
• M19: 16,029,711 km (0.079 R)
• M20: 17,322,386 km (0.025 R)
• M21: 18,916,950 km (0.106 R)
• M22: 19,870,936 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.6

Radius: 8.5

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.55 AU - 2.63 AU

Year: 2650 Days

Day: 6.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,448,492 km

• M1: 105,766 km (0.111 R)
• M2: 591,061 km (0.093 R)
• M3: 879,336 km (0.097 R)
• M4: 1,233,285 km (0.083 R)
• M5: 2,078,214 km (0.07 R)
• M6: 2,612,577 km (0.11 R)
• M7: 2,891,876 km (0.045 R)
• M8: 3,526,919 km (0.099 R)
• M9: 4,040,040 km (0.09 R)
• M10: 4,323,977 km (0.105 R)
• M11: 5,704,765 km (0.119 R)
• M12: 6,483,871 km (0.083 R)
• M13: 6,924,287 km (0.077 R)
• M14: 9,586,531 km (0.046 R)
• M15: 10,093,668 km (0.099 R)
• M16: 12,377,279 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.6

Radius: 8.1

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.66 AU - 3.44 AU

Year: 3387 Days

Day: 10.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,448,492 km

• M1: 100,829 km (0.077 R)
• M2: 463,005 km (0.091 R)
• M3: 1,109,119 km (0.094 R)
• M4: 1,546,992 km (0.059 R)
• M5: 1,801,607 km (0.05 R)
• M6: 2,359,607 km (0.114 R)
• M7: 3,087,850 km (0.101 R)
• M8: 3,479,646 km (0.117 R)
• M9: 4,440,065 km (0.1 R)
• M10: 4,756,016 km (0.113 R)
• M11: 5,129,262 km (0.098 R)
• M12: 6,417,449 km (0.107 R)
• M13: 6,899,903 km (0.101 R)
• M14: 7,379,065 km (0.103 R)
• M15: 8,023,383 km (0.054 R)
• M16: 9,617,797 km (0.085 R)
• M17: 11,596,677 km (0.084 R)
• M18: 12,389,696 km (0.089 R)
• M19: 12,938,121 km (0.095 R)
• M20: 14,041,406 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111

Radius: 8.6

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.89 AU - 3.27 AU

Year: 3437 Days

Day: 12.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,448,492 km

• M1: 106,962 km (0.09 R)
• M2: 377,136 km (0.084 R)
• M3: 970,441 km (0.093 R)
• M4: 1,602,792 km (0.039 R)
• M5: 2,549,447 km (0.098 R)
• M6: 4,158,073 km (0.095 R)
• M7: 6,990,110 km (0.104 R)
• M8: 8,801,441 km (0.084 R)
• M9: 10,040,261 km (0.079 R)
• M10: 12,295,299 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.8

Radius: 14.9

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.88 AU - 6.52 AU

Year: 8653 Days

Day: 8.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 48,448,492 km

• M1: 185,352 km (0.117 R)
• M2: 780,153 km (0.086 R)
• M3: 1,399,338 km (0.077 R)
• M4: 2,115,912 km (0.081 R)
• M5: 2,812,739 km (0.106 R)
• M6: 5,100,839 km (0.12 R)
• M7: 5,725,559 km (0.114 R)
• M8: 6,932,365 km (0.068 R)
• M9: 8,752,223 km (0.067 R)
• M10: 9,847,729 km (0.08 R)
• M11: 13,136,039 km (0.096 R)
• M12: 16,953,328 km (0.118 R)
• M13: 17,975,231 km (0.097 R)
• M14: 18,577,363 km (0.112 R)
• M15: 20,061,523 km (0.06 R)
• M16: 21,539,401 km (0.11 R)
• M17: 22,391,211 km (0.116 R)
• M18: 24,071,345 km (0.101 R)
• M19: 26,024,794 km (0.103 R)
• M20: 26,601,793 km (0.093 R)
• M21: 27,187,468 km (0.094 R)
• M22: 28,384,401 km (0.106 R)
• M23: 28,893,333 km (0.092 R)
• M24: 31,748,109 km (0.118 R)
• M25: 35,135,154 km (0.083 R)
• M26: 38,881,085 km (0.092 R)
• M27: 39,762,366 km (0.03 R)
• M28: 41,434,421 km (0.06 R)
• M29: 42,221,755 km (0.058 R)
• M30: 46,449,690 km (0.08 R)
• M31: 47,441,973 km (0.099 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 14,257 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit