🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.8

Radius: 11

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.5 AU - 5.5 AU

Year: 4711 Days

Day: 6 Hours

Environment

Temp: -141 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,419,152 km

• M1: 137,331 km (0.109 R)
• M2: 609,761 km (0.102 R)
• M3: 990,936 km (0.101 R)
• M4: 1,466,358 km (0.036 R)
• M5: 2,385,488 km (0.115 R)
• M6: 3,038,632 km (0.118 R)
• M7: 3,696,563 km (0.038 R)
• M8: 6,377,058 km (0.098 R)
• M9: 7,635,326 km (0.066 R)
• M10: 8,811,165 km (0.108 R)
• M11: 10,368,329 km (0.112 R)
• M12: 10,819,068 km (0.057 R)
• M13: 11,567,356 km (0.029 R)
• M14: 12,500,248 km (0.098 R)
• M15: 13,167,006 km (0.073 R)
• M16: 13,695,984 km (0.093 R)
• M17: 16,193,371 km (0.091 R)
• M18: 17,868,119 km (0.111 R)
• M19: 19,315,778 km (0.063 R)
• M20: 21,924,615 km (0.098 R)
• M21: 22,294,271 km (0.073 R)
• M22: 27,401,692 km (0.097 R)
• M23: 28,790,709 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525

Radius: 13.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.22 AU - 11.92 AU

Year: 11672 Days

Day: 9.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,419,152 km

• M1: 167,998 km (0.083 R)
• M2: 880,533 km (0.086 R)
• M3: 1,973,495 km (0.088 R)
• M4: 2,466,719 km (0.102 R)
• M5: 2,998,390 km (0.087 R)
• M6: 3,732,616 km (0.105 R)
• M7: 5,008,836 km (0.109 R)
• M8: 5,765,053 km (0.056 R)
• M9: 8,055,696 km (0.08 R)
• M10: 8,632,545 km (0.042 R)
• M11: 10,222,023 km (0.104 R)
• M12: 10,952,210 km (0.076 R)
• M13: 14,612,570 km (0.076 R)
• M14: 16,365,708 km (0.09 R)
• M15: 18,787,997 km (0.111 R)
• M16: 19,331,037 km (0.089 R)
• M17: 19,804,813 km (0.104 R)
• M18: 20,530,064 km (0.112 R)
• M19: 23,519,927 km (0.062 R)
• M20: 24,608,700 km (0.076 R)
• M21: 32,078,421 km (0.085 R)
• M22: 38,521,153 km (0.097 R)
• M23: 39,398,544 km (0.099 R)
• M24: 42,507,936 km (0.081 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.2

Radius: 4.1

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 11.42 AU - 15.84 AU

Year: 18380 Days

Day: 24.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,419,152 km

• M1: 51,013 km (0.114 R)
• M2: 208,689 km (0.092 R)
• M3: 473,328 km (0.081 R)
• M4: 751,131 km (0.054 R)
• M5: 1,076,357 km (0.044 R)
• M6: 1,289,085 km (0.074 R)
• M7: 1,695,991 km (0.117 R)
• M8: 2,985,674 km (0.101 R)
• M9: 4,337,590 km (0.109 R)
• M10: 4,965,303 km (0.076 R)
• M11: 5,849,277 km (0.102 R)
• M12: 7,057,579 km (0.046 R)
• M13: 7,922,703 km (0.057 R)
• M14: 8,856,194 km (0.074 R)
• M15: 11,824,066 km (0.12 R)
• M16: 16,636,929 km (0.045 R)
• M17: 17,525,241 km (0.1 R)
• M18: 19,921,500 km (0.115 R)
• M19: 20,226,081 km (0.118 R)
• M20: 21,316,350 km (0.049 R)
• M21: 22,200,025 km (0.081 R)
• M22: 22,609,624 km (0.099 R)
• M23: 23,783,518 km (0.068 R)
• M24: 24,040,228 km (0.097 R)
• M25: 28,211,615 km (0.029 R)
• M26: 35,892,120 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.3

Radius: 5

Gravity: 17.77 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 18.69 AU - 19.15 AU

Year: 30059 Days

Day: 20.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,419,152 km

• M1: 62,233 km (0.113 R)
• M2: 692,638 km (0.074 R)
• M3: 908,508 km (0.11 R)
• M4: 1,395,449 km (0.088 R)
• M5: 2,684,983 km (0.083 R)
• M6: 3,991,421 km (0.111 R)
• M7: 10,159,939 km (0.048 R)
• M8: 10,986,916 km (0.116 R)
• M9: 19,471,360 km (0.064 R)
• M10: 23,127,232 km (0.094 R)
• M11: 30,193,338 km (0.111 R)
• M12: 33,794,757 km (0.079 R)
• M13: 36,348,543 km (0.104 R)
• M14: 36,639,959 km (0.095 R)
• M15: 38,572,465 km (0.1 R)
• M16: 45,279,236 km (0.102 R)
• M17: 58,312,203 km (0.083 R)
• M18: 61,558,925 km (0.09 R)
• M19: 65,138,354 km (0.12 R)
• M20: 66,651,686 km (0.077 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 16,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit