🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.4

Radius: 9.5

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.74 AU - 0.96 AU

Year: 498 Days

Day: 9.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,976,364 km

• M1: 118,631 km (0.097 R)
• M2: 451,038 km (0.081 R)
• M3: 788,979 km (0.072 R)
• M4: 1,114,504 km (0.119 R)
• M5: 1,460,973 km (0.09 R)
• M6: 1,797,718 km (0.116 R)
• M7: 2,261,471 km (0.115 R)
• M8: 2,847,745 km (0.089 R)
• M9: 3,851,846 km (0.042 R)
• M10: 4,367,510 km (0.119 R)
• M11: 5,125,971 km (0.073 R)
• M12: 6,137,701 km (0.05 R)
• M13: 6,562,111 km (0.116 R)
• M14: 6,882,848 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.8

Radius: 10.3

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.07 AU - 1.13 AU

Year: 734 Days

Day: 12.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,976,364 km

• M1: 128,205 km (0.086 R)
• M2: 454,778 km (0.09 R)
• M3: 818,151 km (0.082 R)
• M4: 1,152,652 km (0.074 R)
• M5: 1,670,410 km (0.089 R)
• M6: 2,075,371 km (0.074 R)
• M7: 2,567,847 km (0.064 R)
• M8: 3,150,232 km (0.118 R)
• M9: 3,789,015 km (0.109 R)
• M10: 4,363,620 km (0.028 R)
• M11: 4,924,313 km (0.065 R)
• M12: 5,706,710 km (0.087 R)
• M13: 7,330,445 km (0.064 R)
• M14: 8,123,763 km (0.12 R)
• M15: 8,528,575 km (0.033 R)
• M16: 8,973,329 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.3

Radius: 10.8

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.02 AU - 1.2 AU

Year: 744 Days

Day: 7.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,976,364 km

• M1: 134,937 km (0.112 R)
• M2: 482,004 km (0.064 R)
• M3: 907,161 km (0.113 R)
• M4: 1,351,467 km (0.093 R)
• M5: 1,875,957 km (0.102 R)
• M6: 2,603,153 km (0.047 R)
• M7: 3,022,625 km (0.062 R)
• M8: 3,939,510 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.2

Radius: 8

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.69 AU - 3.27 AU

Year: 3271 Days

Day: 13.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,976,364 km

• M1: 103,522 km (0.027 R)
• M2: 378,034 km (0.119 R)
• M3: 657,483 km (0.101 R)
• M4: 931,696 km (0.104 R)
• M5: 1,207,853 km (0.064 R)
• M6: 2,281,517 km (0.047 R)
• M7: 2,547,053 km (0.041 R)
• M8: 3,424,295 km (0.11 R)
• M9: 4,253,516 km (0.102 R)
• M10: 4,734,473 km (0.117 R)
• M11: 6,005,607 km (0.075 R)
• M12: 6,539,372 km (0.045 R)
• M13: 7,835,787 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.5

Radius: 10.2

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.88 AU - 5.36 AU

Year: 7366 Days

Day: 13.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,976,364 km

• M1: 127,158 km (0.103 R)
• M2: 766,240 km (0.057 R)
• M3: 1,101,938 km (0.098 R)
• M4: 1,746,854 km (0.025 R)
• M5: 2,786,111 km (0.058 R)
• M6: 3,123,454 km (0.091 R)
• M7: 3,464,537 km (0.076 R)
• M8: 4,757,212 km (0.116 R)
• M9: 5,793,178 km (0.118 R)
• M10: 7,204,035 km (0.086 R)
• M11: 7,721,644 km (0.105 R)
• M12: 8,263,936 km (0.107 R)
• M13: 9,101,983 km (0.03 R)
• M14: 11,578,127 km (0.11 R)
• M15: 14,722,974 km (0.063 R)
• M16: 15,168,327 km (0.071 R)
• M17: 15,952,967 km (0.062 R)
• M18: 17,390,902 km (0.12 R)
• M19: 18,543,105 km (0.112 R)
• M20: 19,137,906 km (0.115 R)
• M21: 20,522,733 km (0.065 R)
• M22: 20,919,018 km (0.098 R)
• M23: 22,055,962 km (0.067 R)
• M24: 22,388,219 km (0.095 R)
• M25: 24,541,082 km (0.098 R)
• M26: 26,734,336 km (0.102 R)
• M27: 29,354,393 km (0.05 R)
• M28: 30,572,120 km (0.113 R)
• M29: 30,985,459 km (0.099 R)
• M30: 42,314,655 km (0.066 R)
• M31: 42,699,271 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.9

Radius: 5.3

Gravity: 31.25 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.29 AU - 7.69 AU

Year: 11750 Days

Day: 16.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,976,364 km

• M1: 65,973 km (0.067 R)
• M2: 235,317 km (0.091 R)
• M3: 488,736 km (0.084 R)
• M4: 665,860 km (0.064 R)
• M5: 1,478,326 km (0.118 R)
• M6: 1,910,664 km (0.09 R)
• M7: 2,147,029 km (0.118 R)
• M8: 2,322,058 km (0.118 R)
• M9: 3,168,932 km (0.082 R)
• M10: 4,265,035 km (0.095 R)
• M11: 4,542,839 km (0.117 R)
• M12: 5,556,963 km (0.113 R)
• M13: 6,040,014 km (0.049 R)
• M14: 6,510,499 km (0.074 R)
• M15: 7,613,036 km (0.094 R)
• M16: 8,068,412 km (0.114 R)
• M17: 12,826,372 km (0.102 R)
• M18: 13,340,241 km (0.076 R)
• M19: 13,602,186 km (0.09 R)
• M20: 13,934,443 km (0.046 R)
• M21: 15,677,707 km (0.113 R)
• M22: 16,866,711 km (0.029 R)
• M23: 17,718,222 km (0.086 R)
• M24: 26,094,057 km (0.036 R)
• M25: 27,231,600 km (0.057 R)
• M26: 29,383,715 km (0.083 R)
• M27: 32,347,548 km (0.031 R)
• M28: 34,389,708 km (0.117 R)
• M29: 34,758,766 km (0.109 R)
• M30: 36,008,058 km (0.039 R)
• M31: 40,616,420 km (0.101 R)
• M32: 40,890,932 km (0.066 R)
• M33: 42,282,641 km (0.068 R)
• M34: 47,098,795 km (0.041 R)
• M35: 50,504,989 km (0.114 R)
• M36: 55,747,048 km (0.058 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 15,516 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit