🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.97 AU - 1.41 AU

Year: 484 Days

Day: 44 Hours

Environment

Temp: 7 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 85,903,890 km

• M1: 69,413 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.3

Radius: 13.7

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 5.59 AU - 6.99 AU

Year: 5881 Days

Day: 12.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 85,903,890 km

• M1: 170,392 km (0.075 R)
• M2: 896,390 km (0.09 R)
• M3: 1,342,940 km (0.096 R)
• M4: 2,451,311 km (0.083 R)
• M5: 3,194,363 km (0.036 R)
• M6: 5,361,887 km (0.039 R)
• M7: 7,568,904 km (0.097 R)
• M8: 8,147,698 km (0.066 R)
• M9: 8,637,631 km (0.115 R)
• M10: 10,030,836 km (0.079 R)
• M11: 13,063,634 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.1

Radius: 12.2

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.98 AU - 7.54 AU

Year: 6552 Days

Day: 9.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,903,890 km

• M1: 152,141 km (0.094 R)
• M2: 806,632 km (0.041 R)
• M3: 1,216,979 km (0.075 R)
• M4: 1,880,595 km (0.072 R)
• M5: 2,387,133 km (0.093 R)
• M6: 3,816,092 km (0.11 R)
• M7: 5,245,500 km (0.103 R)
• M8: 9,003,697 km (0.041 R)
• M9: 11,455,307 km (0.117 R)
• M10: 13,372,853 km (0.1 R)
• M11: 16,044,671 km (0.11 R)
• M12: 22,267,344 km (0.118 R)
• M13: 25,235,515 km (0.117 R)
• M14: 26,945,269 km (0.094 R)
• M15: 27,384,489 km (0.114 R)
• M16: 28,277,289 km (0.081 R)
• M17: 30,689,405 km (0.032 R)
• M18: 31,265,057 km (0.096 R)
• M19: 31,652,665 km (0.094 R)
• M20: 34,251,629 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 153.3

Radius: 6.1

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 14.57 AU - 18.07 AU

Year: 24577 Days

Day: 21.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 85,903,890 km

• M1: 75,996 km (0.07 R)
• M2: 480,508 km (0.117 R)
• M3: 1,683,275 km (0.103 R)
• M4: 3,239,392 km (0.118 R)
• M5: 3,941,156 km (0.089 R)
• M6: 4,677,028 km (0.082 R)
• M7: 4,995,671 km (0.115 R)
• M8: 6,494,792 km (0.086 R)
• M9: 6,851,433 km (0.093 R)
• M10: 8,225,639 km (0.076 R)
• M11: 8,455,870 km (0.082 R)
• M12: 9,774,126 km (0.068 R)
• M13: 11,056,180 km (0.103 R)
• M14: 12,386,404 km (0.069 R)
• M15: 13,562,992 km (0.078 R)
• M16: 14,014,628 km (0.109 R)
• M17: 15,016,335 km (0.106 R)
• M18: 15,922,300 km (0.057 R)
• M19: 16,136,374 km (0.076 R)
• M20: 17,012,270 km (0.11 R)
• M21: 17,461,811 km (0.034 R)
• M22: 18,620,597 km (0.107 R)
• M23: 24,426,191 km (0.037 R)
• M24: 29,577,893 km (0.032 R)
• M25: 30,118,839 km (0.078 R)
• M26: 38,915,193 km (0.097 R)
• M27: 41,826,966 km (0.049 R)
• M28: 42,920,826 km (0.103 R)
• M29: 49,583,017 km (0.111 R)
• M30: 50,040,039 km (0.066 R)
• M31: 52,682,835 km (0.034 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 598.4

Radius: 5.7

Gravity: 18.42 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 16.14 AU - 17.46 AU

Year: 25670 Days

Day: 16.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 85,903,890 km

• M1: 70,909 km (0.09 R)
• M2: 343,477 km (0.097 R)
• M3: 650,302 km (0.038 R)
• M4: 1,035,666 km (0.084 R)
• M5: 1,317,808 km (0.092 R)
• M6: 2,435,005 km (0.098 R)
• M7: 2,779,229 km (0.114 R)
• M8: 3,878,624 km (0.049 R)
• M9: 4,453,977 km (0.069 R)
• M10: 5,320,747 km (0.112 R)
• M11: 6,475,643 km (0.096 R)
• M12: 7,382,505 km (0.072 R)
• M13: 9,863,137 km (0.045 R)
• M14: 12,070,155 km (0.096 R)
• M15: 12,849,410 km (0.083 R)
• M16: 13,362,531 km (0.073 R)
• M17: 14,507,702 km (0.102 R)
• M18: 16,050,356 km (0.044 R)
• M19: 16,645,306 km (0.079 R)
• M20: 17,788,982 km (0.117 R)
• M21: 21,126,959 km (0.114 R)
• M22: 21,533,118 km (0.116 R)
• M23: 25,655,736 km (0.071 R)
• M24: 25,886,266 km (0.093 R)
• M25: 26,351,366 km (0.049 R)
• M26: 29,385,659 km (0.049 R)
• M27: 29,764,740 km (0.078 R)
• M28: 31,709,064 km (0.105 R)
• M29: 32,915,571 km (0.082 R)
• M30: 38,800,302 km (0.107 R)
• M31: 39,562,653 km (0.086 R)
• M32: 40,803,118 km (0.073 R)
• M33: 41,117,274 km (0.051 R)
• M34: 43,361,541 km (0.083 R)
• M35: 44,017,378 km (0.055 R)
• M36: 51,858,251 km (0.118 R)
• M37: 57,572,292 km (0.088 R)
• M38: 58,165,746 km (0.101 R)
• M39: 62,434,821 km (0.052 R)
• M40: 72,047,232 km (0.053 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 14,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit