🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.1

Radius: 12.8

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.67 AU - 0.79 AU

Year: 409 Days

Day: 5.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,248,187 km

• M1: 159,172 km (0.09 R)
• M2: 565,031 km (0.117 R)
• M3: 987,944 km (0.112 R)
• M4: 1,495,231 km (0.084 R)
• M5: 2,141,045 km (0.036 R)
• M6: 2,549,896 km (0.084 R)
• M7: 3,022,625 km (0.111 R)
• M8: 3,875,482 km (0.113 R)
• M9: 4,653,242 km (0.119 R)
• M10: 5,914,352 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.1

Radius: 14.1

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.96 AU - 1.14 AU

Year: 706 Days

Day: 6.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,248,187 km

• M1: 175,478 km (0.098 R)
• M2: 683,213 km (0.104 R)
• M3: 1,299,557 km (0.106 R)
• M4: 1,851,124 km (0.064 R)
• M5: 2,401,644 km (0.073 R)
• M6: 3,441,649 km (0.053 R)
• M7: 4,567,672 km (0.067 R)
• M8: 5,736,330 km (0.079 R)
• M9: 6,180,786 km (0.078 R)
• M10: 6,965,726 km (0.081 R)
• M11: 7,608,847 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.8

Radius: 12.9

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.44 AU - 3.12 AU

Year: 3041 Days

Day: 7.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,248,187 km

• M1: 160,519 km (0.1 R)
• M2: 572,511 km (0.091 R)
• M3: 1,524,402 km (0.068 R)
• M4: 1,971,999 km (0.092 R)
• M5: 2,523,417 km (0.044 R)
• M6: 3,305,664 km (0.033 R)
• M7: 3,815,793 km (0.086 R)
• M8: 4,266,082 km (0.061 R)
• M9: 5,171,898 km (0.076 R)
• M10: 5,835,065 km (0.109 R)
• M11: 6,889,281 km (0.104 R)
• M12: 8,451,980 km (0.071 R)
• M13: 9,998,224 km (0.097 R)
• M14: 10,402,438 km (0.027 R)
• M15: 11,681,350 km (0.066 R)
• M16: 12,590,456 km (0.032 R)
• M17: 13,158,180 km (0.103 R)
• M18: 15,764,324 km (0.087 R)
• M19: 16,536,100 km (0.105 R)
• M20: 17,217,518 km (0.09 R)
• M21: 19,312,636 km (0.098 R)
• M22: 19,941,097 km (0.1 R)
• M23: 20,389,292 km (0.094 R)
• M24: 20,975,267 km (0.113 R)
• M25: 22,800,959 km (0.09 R)
• M26: 24,003,427 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.1

Radius: 8.1

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.76 AU - 3.46 AU

Year: 3598 Days

Day: 6.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,248,187 km

• M1: 100,829 km (0.089 R)
• M2: 540,946 km (0.07 R)
• M3: 869,164 km (0.03 R)
• M4: 2,026,602 km (0.102 R)
• M5: 2,613,325 km (0.107 R)
• M6: 3,194,064 km (0.119 R)
• M7: 3,515,400 km (0.067 R)
• M8: 3,906,599 km (0.099 R)
• M9: 4,344,023 km (0.088 R)
• M10: 5,790,784 km (0.091 R)
• M11: 6,203,225 km (0.111 R)
• M12: 6,588,889 km (0.068 R)
• M13: 6,918,303 km (0.1 R)
• M14: 7,868,250 km (0.113 R)
• M15: 8,266,330 km (0.105 R)
• M16: 8,677,724 km (0.118 R)
• M17: 9,016,563 km (0.069 R)
• M18: 9,994,335 km (0.094 R)
• M19: 10,620,402 km (0.048 R)
• M20: 10,943,084 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624

Radius: 14.7

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.93 AU - 3.47 AU

Year: 3755 Days

Day: 5.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,248,187 km

• M1: 182,809 km (0.113 R)
• M2: 644,767 km (0.089 R)
• M3: 1,177,036 km (0.099 R)
• M4: 1,684,622 km (0.113 R)
• M5: 2,938,102 km (0.051 R)
• M6: 5,577,607 km (0.061 R)
• M7: 6,474,895 km (0.078 R)
• M8: 6,989,811 km (0.111 R)
• M9: 7,531,954 km (0.086 R)
• M10: 8,102,221 km (0.073 R)
• M11: 8,809,968 km (0.098 R)
• M12: 10,107,730 km (0.056 R)
• M13: 12,844,623 km (0.069 R)
• M14: 14,871,524 km (0.066 R)
• M15: 18,390,066 km (0.103 R)
• M16: 19,676,907 km (0.086 R)
• M17: 21,286,431 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755.2

Radius: 4.7

Gravity: 34.19 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.59 AU - 10.79 AU

Year: 16805 Days

Day: 23.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,248,187 km

• M1: 58,642 km (0.111 R)
• M2: 420,520 km (0.112 R)
• M3: 576,999 km (0.11 R)
• M4: 1,061,995 km (0.116 R)
• M5: 1,389,615 km (0.092 R)
• M6: 1,593,666 km (0.088 R)
• M7: 1,817,614 km (0.081 R)
• M8: 3,658,566 km (0.109 R)
• M9: 4,368,407 km (0.054 R)
• M10: 4,669,847 km (0.046 R)
• M11: 4,984,900 km (0.096 R)
• M12: 5,464,960 km (0.098 R)
• M13: 5,894,605 km (0.105 R)
• M14: 6,138,449 km (0.084 R)
• M15: 6,733,251 km (0.082 R)
• M16: 8,086,214 km (0.108 R)
• M17: 8,387,205 km (0.113 R)
• M18: 9,172,444 km (0.112 R)
• M19: 10,352,621 km (0.112 R)
• M20: 12,471,974 km (0.093 R)
• M21: 13,077,995 km (0.081 R)
• M22: 13,844,984 km (0.094 R)
• M23: 14,203,420 km (0.112 R)
• M24: 14,421,384 km (0.105 R)
• M25: 15,239,834 km (0.103 R)
• M26: 18,391,113 km (0.074 R)
• M27: 20,624,610 km (0.104 R)
• M28: 26,819,158 km (0.108 R)
• M29: 28,975,612 km (0.106 R)
• M30: 29,561,736 km (0.096 R)
• M31: 29,917,181 km (0.057 R)
• M32: 30,516,021 km (0.041 R)
• M33: 31,861,355 km (0.073 R)
• M34: 35,864,594 km (0.097 R)
• M35: 39,901,342 km (0.056 R)
• M36: 51,723,015 km (0.065 R)
• M37: 57,589,944 km (0.03 R)
• M38: 66,688,786 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484

Radius: 5.4

Gravity: 16.6 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.71 AU - 10.93 AU

Year: 17184 Days

Day: 23.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,248,187 km

• M1: 67,169 km (0.114 R)
• M2: 257,608 km (0.095 R)
• M3: 586,573 km (0.092 R)
• M4: 891,903 km (0.096 R)
• M5: 1,218,624 km (0.037 R)
• M6: 1,395,898 km (0.119 R)
• M7: 1,653,804 km (0.114 R)
• M8: 2,367,237 km (0.088 R)
• M9: 2,557,675 km (0.037 R)
• M10: 5,033,968 km (0.082 R)
• M11: 5,494,879 km (0.101 R)
• M12: 6,022,212 km (0.066 R)
• M13: 6,378,704 km (0.12 R)
• M14: 7,714,762 km (0.092 R)
• M15: 9,754,529 km (0.065 R)
• M16: 10,025,601 km (0.115 R)
• M17: 10,357,558 km (0.082 R)
• M18: 11,881,212 km (0.114 R)
• M19: 12,696,521 km (0.103 R)
• M20: 14,507,702 km (0.11 R)
• M21: 16,105,408 km (0.115 R)
• M22: 17,496,967 km (0.104 R)
• M23: 21,232,575 km (0.05 R)
• M24: 22,618,600 km (0.116 R)
• M25: 26,397,591 km (0.088 R)
• M26: 29,212,575 km (0.103 R)
• M27: 31,274,482 km (0.069 R)
• M28: 35,685,674 km (0.107 R)
• M29: 36,980,743 km (0.104 R)
• M30: 37,640,021 km (0.071 R)
• M31: 45,716,960 km (0.077 R)
• M32: 48,175,601 km (0.111 R)
• M33: 48,489,008 km (0.11 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: 235 - 12,880 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit