🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.1

Radius: 9.9

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.5 AU - 0.8 AU

Year: 368 Days

Day: 8.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,965,664 km

• M1: 123,119 km (0.097 R)
• M2: 710,739 km (0.064 R)
• M3: 1,085,183 km (0.117 R)
• M4: 1,517,820 km (0.118 R)
• M5: 1,974,393 km (0.117 R)
• M6: 2,426,178 km (0.08 R)
• M7: 2,955,755 km (0.087 R)
• M8: 4,085,667 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.2

Radius: 12.9

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.66 AU - 0.78 AU

Year: 429 Days

Day: 13.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,965,664 km

• M1: 160,519 km (0.111 R)
• M2: 588,668 km (0.092 R)
• M3: 1,134,101 km (0.104 R)
• M4: 1,697,337 km (0.118 R)
• M5: 2,390,574 km (0.117 R)
• M6: 3,039,380 km (0.092 R)
• M7: 3,705,689 km (0.11 R)
• M8: 4,578,742 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.4

Radius: 9.3

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.44 AU - 2.32 AU

Year: 1812 Days

Day: 14.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 72.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,965,664 km

• M1: 115,639 km (0.037 R)
• M2: 465,399 km (0.073 R)
• M3: 1,153,400 km (0.104 R)
• M4: 1,478,177 km (0.118 R)
• M5: 2,015,233 km (0.09 R)
• M6: 2,379,354 km (0.106 R)
• M7: 2,759,482 km (0.066 R)
• M8: 3,510,912 km (0.12 R)
• M9: 4,095,691 km (0.08 R)
• M10: 4,845,026 km (0.083 R)
• M11: 5,705,663 km (0.089 R)
• M12: 6,868,786 km (0.108 R)
• M13: 7,424,692 km (0.106 R)
• M14: 8,183,153 km (0.094 R)
• M15: 9,657,739 km (0.119 R)
• M16: 10,321,655 km (0.086 R)
• M17: 12,808,270 km (0.036 R)
• M18: 13,164,912 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.8

Radius: 14.5

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.65 AU - 2.69 AU

Year: 3067 Days

Day: 8.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,965,664 km

• M1: 180,415 km (0.079 R)
• M2: 674,088 km (0.077 R)
• M3: 1,479,373 km (0.064 R)
• M4: 2,087,040 km (0.095 R)
• M5: 2,572,485 km (0.11 R)
• M6: 3,169,380 km (0.05 R)
• M7: 4,327,268 km (0.112 R)
• M8: 4,858,490 km (0.095 R)
• M9: 6,482,824 km (0.111 R)
• M10: 7,500,538 km (0.096 R)
• M11: 8,202,002 km (0.051 R)
• M12: 9,317,255 km (0.105 R)
• M13: 9,775,323 km (0.114 R)
• M14: 10,902,992 km (0.099 R)
• M15: 14,201,027 km (0.112 R)
• M16: 16,460,553 km (0.113 R)
• M17: 18,649,020 km (0.042 R)
• M18: 19,564,260 km (0.068 R)
• M19: 20,381,364 km (0.071 R)
• M20: 20,895,531 km (0.082 R)
• M21: 21,949,748 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.2

Radius: 10.9

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.75 AU - 4.57 AU

Year: 5964 Days

Day: 6.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 30,965,664 km

• M1: 138,528 km (0.093 R)
• M2: 664,963 km (0.039 R)
• M3: 1,193,941 km (0.11 R)
• M4: 1,761,365 km (0.106 R)
• M5: 2,275,982 km (0.058 R)
• M6: 2,907,584 km (0.097 R)
• M7: 3,523,778 km (0.079 R)
• M8: 4,273,562 km (0.079 R)
• M9: 4,803,887 km (0.103 R)
• M10: 5,637,297 km (0.098 R)
• M11: 5,996,631 km (0.089 R)
• M12: 6,371,373 km (0.063 R)
• M13: 7,590,446 km (0.101 R)
• M14: 8,446,894 km (0.057 R)
• M15: 9,325,333 km (0.103 R)
• M16: 10,574,924 km (0.112 R)
• M17: 10,984,523 km (0.085 R)
• M18: 11,981,742 km (0.07 R)
• M19: 15,861,413 km (0.083 R)
• M20: 16,459,356 km (0.074 R)
• M21: 17,447,151 km (0.084 R)
• M22: 18,736,984 km (0.065 R)
• M23: 19,203,131 km (0.109 R)
• M24: 19,676,907 km (0.074 R)
• M25: 20,931,285 km (0.099 R)
• M26: 25,174,778 km (0.096 R)
• M27: 25,660,972 km (0.113 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 18,491 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit