🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.7

Radius: 9.3

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.61 AU - 0.77 AU

Year: 376 Days

Day: 12.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,316,390 km

• M1: 115,789 km (0.114 R)
• M2: 447,597 km (0.102 R)
• M3: 773,720 km (0.108 R)
• M4: 1,219,372 km (0.072 R)
• M5: 1,604,736 km (0.097 R)
• M6: 1,999,076 km (0.039 R)
• M7: 2,403,290 km (0.081 R)
• M8: 3,079,771 km (0.094 R)
• M9: 3,574,043 km (0.027 R)
• M10: 3,991,570 km (0.112 R)
• M11: 4,427,648 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.9

Radius: 11.8

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.6 AU - 2.58 AU

Year: 1982 Days

Day: 10.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,316,390 km

• M1: 146,756 km (0.07 R)
• M2: 683,812 km (0.045 R)
• M3: 1,131,708 km (0.074 R)
• M4: 1,571,825 km (0.064 R)
• M5: 2,421,242 km (0.091 R)
• M6: 3,083,511 km (0.059 R)
• M7: 3,727,081 km (0.044 R)
• M8: 4,248,430 km (0.103 R)
• M9: 4,866,568 km (0.111 R)
• M10: 6,092,523 km (0.059 R)
• M11: 6,557,024 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.9

Radius: 8.1

Gravity: 13.44 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.31 AU - 3.55 AU

Year: 3290 Days

Day: 13.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,316,390 km

• M1: 100,829 km (0.067 R)
• M2: 353,649 km (0.056 R)
• M3: 655,837 km (0.04 R)
• M4: 1,284,597 km (0.073 R)
• M5: 1,661,135 km (0.105 R)
• M6: 2,223,473 km (0.095 R)
• M7: 2,736,594 km (0.071 R)
• M8: 3,364,606 km (0.108 R)
• M9: 3,702,697 km (0.067 R)
• M10: 4,636,337 km (0.066 R)
• M11: 5,184,015 km (0.074 R)
• M12: 6,960,789 km (0.106 R)
• M13: 7,611,689 km (0.084 R)
• M14: 8,302,383 km (0.06 R)
• M15: 8,626,561 km (0.052 R)
• M16: 10,459,135 km (0.107 R)
• M17: 10,794,982 km (0.102 R)
• M18: 11,577,230 km (0.089 R)
• M19: 11,936,713 km (0.101 R)
• M20: 12,583,874 km (0.083 R)
• M21: 13,156,983 km (0.113 R)
• M22: 13,598,147 km (0.076 R)
• M23: 13,998,621 km (0.108 R)
• M24: 15,788,709 km (0.109 R)
• M25: 16,738,655 km (0.096 R)
• M26: 23,682,241 km (0.114 R)
• M27: 24,408,538 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.3

Radius: 8.1

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.37 AU - 5.21 AU

Year: 6877 Days

Day: 5.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,316,390 km

• M1: 102,774 km (0.092 R)
• M2: 556,803 km (0.105 R)
• M3: 864,376 km (0.046 R)
• M4: 1,680,732 km (0.071 R)
• M5: 2,699,494 km (0.096 R)
• M6: 2,982,084 km (0.047 R)
• M7: 4,476,716 km (0.066 R)
• M8: 9,824,990 km (0.027 R)
• M9: 13,930,105 km (0.065 R)
• M10: 15,285,013 km (0.061 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.2

Radius: 6

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 8.03 AU - 8.21 AU

Year: 15179 Days

Day: 23.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,316,390 km

• M1: 74,649 km (0.095 R)
• M2: 440,117 km (0.06 R)
• M3: 1,290,581 km (0.1 R)
• M4: 1,620,594 km (0.115 R)
• M5: 2,359,308 km (0.114 R)
• M6: 3,347,402 km (0.107 R)
• M7: 4,784,738 km (0.085 R)
• M8: 6,699,142 km (0.084 R)
• M9: 15,142,446 km (0.07 R)
• M10: 18,782,461 km (0.105 R)
• M11: 23,132,020 km (0.079 R)
• M12: 35,384,384 km (0.086 R)
• M13: 36,275,539 km (0.076 R)
• M14: 39,274,677 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574.4

Radius: 4.8

Gravity: 24.93 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.93 AU - 11.11 AU

Year: 17771 Days

Day: 17.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 66,316,390 km

• M1: 59,690 km (0.116 R)
• M2: 427,102 km (0.073 R)
• M3: 597,793 km (0.029 R)
• M4: 887,115 km (0.066 R)
• M5: 1,082,640 km (0.117 R)
• M6: 1,265,000 km (0.103 R)
• M7: 1,422,676 km (0.074 R)
• M8: 1,593,517 km (0.092 R)
• M9: 2,033,484 km (0.073 R)
• M10: 2,210,458 km (0.06 R)
• M11: 2,900,404 km (0.102 R)
• M12: 3,150,980 km (0.097 R)
• M13: 3,666,644 km (0.118 R)
• M14: 3,900,016 km (0.071 R)
• M15: 4,898,732 km (0.068 R)
• M16: 5,937,689 km (0.116 R)
• M17: 6,508,854 km (0.026 R)
• M18: 6,807,750 km (0.102 R)
• M19: 7,026,911 km (0.057 R)
• M20: 8,900,475 km (0.073 R)
• M21: 11,946,587 km (0.094 R)
• M22: 13,876,100 km (0.039 R)
• M23: 14,514,733 km (0.095 R)
• M24: 15,622,356 km (0.036 R)
• M25: 20,527,371 km (0.111 R)
• M26: 23,177,497 km (0.115 R)
• M27: 28,123,652 km (0.086 R)
• M28: 29,259,698 km (0.034 R)
• M29: 32,356,075 km (0.112 R)
• M30: 37,128,696 km (0.047 R)
• M31: 39,470,650 km (0.107 R)
• M32: 40,177,799 km (0.12 R)
• M33: 41,617,380 km (0.078 R)
• M34: 42,645,267 km (0.11 R)
• M35: 44,142,891 km (0.061 R)
• M36: 45,057,981 km (0.05 R)
• M37: 48,199,985 km (0.098 R)
• M38: 48,845,500 km (0.107 R)
• M39: 50,982,954 km (0.083 R)
• M40: 53,698,305 km (0.08 R)
• M41: 61,848,996 km (0.118 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 11,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit