🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.56 AU - 0.72 AU

Year: 336 Days

Day: 38.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 7,893,669 km

• M1: 799,002 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.2

Radius: 12.6

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.83 AU - 1.23 AU

Year: 686 Days

Day: 7.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 7,893,669 km

• M1: 157,377 km (0.036 R)
• M2: 239,357 km (0.038 R)
• M3: 417,827 km (0.049 R)
• M4: 749,336 km (0.095 R)
• M5: 963,261 km (0.074 R)
• M6: 1,148,313 km (0.098 R)
• M7: 1,313,021 km (0.119 R)
• M8: 1,438,533 km (0.062 R)
• M9: 1,603,240 km (0.109 R)
• M10: 1,695,243 km (0.1 R)
• M11: 1,796,371 km (0.119 R)
• M12: 1,892,114 km (0.043 R)
• M13: 2,020,020 km (0.107 R)
• M14: 2,143,289 km (0.056 R)
• M15: 2,253,243 km (0.094 R)
• M16: 2,389,228 km (0.094 R)
• M17: 2,909,080 km (0.119 R)
• M18: 3,031,451 km (0.1 R)
• M19: 3,119,864 km (0.116 R)
• M20: 3,209,174 km (0.101 R)
• M21: 3,510,164 km (0.111 R)
• M22: 3,631,339 km (0.089 R)
• M23: 3,887,600 km (0.05 R)
• M24: 3,993,665 km (0.104 R)
• M25: 4,159,569 km (0.12 R)
• M26: 4,287,924 km (0.073 R)
• M27: 4,478,063 km (0.115 R)
• M28: 4,589,363 km (0.117 R)
• M29: 4,681,217 km (0.114 R)
• M30: 4,783,990 km (0.071 R)
• M31: 4,866,718 km (0.091 R)
• M32: 4,950,044 km (0.074 R)
• M33: 5,096,799 km (0.096 R)
• M34: 5,341,242 km (0.077 R)
• M35: 5,459,425 km (0.058 R)
• M36: 5,775,525 km (0.071 R)
• M37: 5,930,209 km (0.093 R)
• M38: 6,041,660 km (0.103 R)
• M39: 6,289,244 km (0.064 R)
• M40: 6,517,231 km (0.092 R)
• M41: 6,609,084 km (0.079 R)
• M42: 6,689,867 km (0.113 R)
• M43: 6,852,630 km (0.076 R)
• M44: 6,957,797 km (0.106 R)
• M45: 7,040,076 km (0.117 R)
• M46: 7,193,713 km (0.044 R)
• M47: 7,396,268 km (0.088 R)
• M48: 7,540,481 km (0.067 R)
• M49: 7,685,591 km (0.113 R)
• M50: 7,855,983 km (0.109 R)
• M51: 7,978,503 km (0.06 R)
• M52: 8,200,656 km (0.035 R)
• M53: 8,437,470 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.6

Radius: 14.7

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.51 AU - 1.55 AU

Year: 1241 Days

Day: 14.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 7,893,669 km

• M1: 285,732 km (0.101 R)
• M2: 392,844 km (0.077 R)
• M3: 594,951 km (0.062 R)
• M4: 723,455 km (0.043 R)
• M5: 920,476 km (0.118 R)
• M6: 1,026,391 km (0.101 R)
• M7: 1,311,076 km (0.086 R)
• M8: 1,605,933 km (0.113 R)
• M9: 2,027,051 km (0.058 R)
• M10: 2,124,439 km (0.115 R)
• M11: 2,305,902 km (0.114 R)
• M12: 2,559,171 km (0.045 R)
• M13: 2,655,362 km (0.109 R)
• M14: 2,851,635 km (0.064 R)
• M15: 2,951,566 km (0.107 R)
• M16: 3,062,867 km (0.101 R)
• M17: 3,185,986 km (0.054 R)
• M18: 3,342,316 km (0.081 R)
• M19: 3,522,581 km (0.094 R)
• M20: 3,915,275 km (0.079 R)
• M21: 4,038,095 km (0.115 R)
• M22: 4,219,258 km (0.115 R)
• M23: 4,356,739 km (0.113 R)
• M24: 4,449,340 km (0.103 R)
• M25: 4,566,026 km (0.11 R)
• M26: 4,660,123 km (0.063 R)
• M27: 4,802,540 km (0.082 R)
• M28: 5,055,211 km (0.072 R)
• M29: 5,324,787 km (0.115 R)
• M30: 5,624,282 km (0.06 R)
• M31: 5,725,260 km (0.081 R)
• M32: 6,357,760 km (0.037 R)
• M33: 6,476,391 km (0.111 R)
• M34: 6,662,491 km (0.097 R)
• M35: 7,039,777 km (0.109 R)
• M36: 7,217,499 km (0.075 R)
• M37: 7,452,068 km (0.063 R)
• M38: 7,703,094 km (0.115 R)
• M39: 8,328,861 km (0.078 R)
• M40: 8,589,611 km (0.115 R)
• M41: 8,911,994 km (0.099 R)
• M42: 9,178,727 km (0.099 R)
• M43: 9,433,043 km (0.07 R)
• M44: 9,659,535 km (0.082 R)
• M45: 9,765,749 km (0.083 R)
• M46: 10,102,344 km (0.103 R)
• M47: 10,272,138 km (0.072 R)
• M48: 10,396,154 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.7

Radius: 10.9

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.5 AU - 1.64 AU

Year: 1291 Days

Day: 11.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 7,893,669 km

• M1: 169,943 km (0.085 R)
• M2: 238,309 km (0.096 R)
• M3: 311,164 km (0.058 R)
• M4: 430,243 km (0.101 R)
• M5: 507,586 km (0.085 R)
• M6: 604,375 km (0.079 R)
• M7: 693,835 km (0.076 R)
• M8: 778,059 km (0.058 R)
• M9: 914,342 km (0.034 R)
• M10: 996,920 km (0.112 R)
• M11: 1,099,544 km (0.034 R)
• M12: 1,170,005 km (0.029 R)
• M13: 1,291,179 km (0.091 R)
• M14: 1,448,706 km (0.115 R)
• M15: 1,520,214 km (0.102 R)
• M16: 1,646,624 km (0.094 R)
• M17: 1,741,918 km (0.071 R)
• M18: 1,853,368 km (0.073 R)
• M19: 1,924,277 km (0.111 R)
• M20: 2,054,278 km (0.062 R)
• M21: 2,330,735 km (0.063 R)
• M22: 2,438,595 km (0.11 R)
• M23: 2,508,756 km (0.094 R)
• M24: 2,739,735 km (0.056 R)
• M25: 2,837,423 km (0.09 R)
• M26: 3,044,616 km (0.066 R)
• M27: 3,205,583 km (0.046 R)
• M28: 3,351,890 km (0.078 R)
• M29: 3,624,607 km (0.093 R)
• M30: 3,849,901 km (0.109 R)
• M31: 4,005,782 km (0.057 R)
• M32: 4,238,706 km (0.081 R)
• M33: 4,352,251 km (0.119 R)
• M34: 4,514,714 km (0.079 R)
• M35: 4,669,398 km (0.109 R)
• M36: 4,776,959 km (0.119 R)
• M37: 4,934,635 km (0.079 R)
• M38: 5,004,198 km (0.032 R)
• M39: 5,194,786 km (0.045 R)
• M40: 5,469,597 km (0.112 R)
• M41: 5,582,993 km (0.038 R)
• M42: 5,738,874 km (0.049 R)
• M43: 5,885,779 km (0.044 R)
• M44: 5,980,773 km (0.109 R)
• M45: 6,151,016 km (0.035 R)
• M46: 6,269,048 km (0.041 R)
• M47: 6,355,366 km (0.055 R)
• M48: 6,583,653 km (0.105 R)
• M49: 6,748,510 km (0.101 R)
• M50: 7,003,873 km (0.107 R)
• M51: 7,127,142 km (0.071 R)
• M52: 7,251,158 km (0.096 R)
• M53: 7,489,917 km (0.119 R)
• M54: 7,650,585 km (0.114 R)
• M55: 7,870,344 km (0.103 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: 458 - 19,650 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit