🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.28 AU - 3.38 AU

Year: 2231 Days

Day: 35.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.89 AU - 4.13 AU

Year: 2948 Days

Day: 20.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.5

Radius: 13.3

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.23 AU - 5.69 AU

Year: 4683 Days

Day: 11.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,903,342 km

• M1: 169,494 km (0.1 R)
• M2: 332,406 km (0.092 R)
• M3: 620,382 km (0.085 R)
• M4: 1,259,315 km (0.096 R)
• M5: 1,894,956 km (0.112 R)
• M6: 2,042,609 km (0.115 R)
• M7: 2,242,472 km (0.104 R)
• M8: 2,600,310 km (0.108 R)
• M9: 2,754,994 km (0.071 R)
• M10: 3,149,634 km (0.048 R)
• M11: 3,303,869 km (0.04 R)
• M12: 3,631,339 km (0.075 R)
• M13: 3,746,679 km (0.052 R)
• M14: 3,875,034 km (0.044 R)
• M15: 4,028,671 km (0.101 R)
• M16: 4,184,402 km (0.098 R)
• M17: 4,688,846 km (0.074 R)
• M18: 5,199,573 km (0.105 R)
• M19: 5,382,681 km (0.092 R)
• M20: 5,634,604 km (0.09 R)
• M21: 6,095,066 km (0.062 R)
• M22: 6,302,109 km (0.089 R)
• M23: 6,966,174 km (0.112 R)
• M24: 7,110,237 km (0.115 R)
• M25: 7,357,672 km (0.047 R)
• M26: 7,711,920 km (0.117 R)
• M27: 8,041,484 km (0.112 R)
• M28: 8,979,612 km (0.095 R)
• M29: 9,437,681 km (0.052 R)
• M30: 9,709,949 km (0.099 R)
• M31: 10,180,135 km (0.115 R)
• M32: 10,674,556 km (0.111 R)
• M33: 10,874,419 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.9

Radius: 4.5

Gravity: 19.5 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 11.94 AU - 12.98 AU

Year: 16145 Days

Day: 20.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 54,903,342 km

• M1: 166,951 km (0.077 R)
• M2: 222,901 km (0.086 R)
• M3: 355,295 km (0.103 R)
• M4: 415,134 km (0.119 R)
• M5: 1,320,351 km (0.086 R)
• M6: 1,975,589 km (0.11 R)
• M7: 2,222,875 km (0.087 R)
• M8: 2,450,862 km (0.115 R)
• M9: 2,990,761 km (0.099 R)
• M10: 3,084,259 km (0.058 R)
• M11: 3,338,426 km (0.116 R)
• M12: 3,370,590 km (0.056 R)
• M13: 3,467,978 km (0.045 R)
• M14: 3,698,658 km (0.087 R)
• M15: 3,732,018 km (0.067 R)
• M16: 4,279,546 km (0.105 R)
• M17: 4,742,552 km (0.077 R)
• M18: 5,948,759 km (0.105 R)
• M19: 6,304,204 km (0.107 R)
• M20: 7,077,026 km (0.03 R)
• M21: 7,285,416 km (0.106 R)
• M22: 7,538,087 km (0.081 R)
• M23: 7,750,815 km (0.116 R)
• M24: 8,933,386 km (0.089 R)
• M25: 9,023,295 km (0.099 R)
• M26: 10,738,285 km (0.074 R)
• M27: 11,073,833 km (0.068 R)
• M28: 12,001,788 km (0.101 R)
• M29: 12,100,972 km (0.048 R)
• M30: 12,853,150 km (0.082 R)
• M31: 14,402,236 km (0.109 R)
• M32: 14,507,702 km (0.092 R)
• M33: 14,719,084 km (0.087 R)
• M34: 15,038,326 km (0.116 R)
• M35: 15,305,957 km (0.113 R)
• M36: 15,737,546 km (0.117 R)
• M37: 16,612,694 km (0.081 R)
• M38: 17,000,452 km (0.109 R)
• M39: 18,524,106 km (0.11 R)
• M40: 18,868,630 km (0.073 R)
• M41: 18,926,225 km (0.105 R)
• M42: 19,157,354 km (0.12 R)
• M43: 19,973,410 km (0.047 R)
• M44: 20,563,125 km (0.109 R)
• M45: 20,622,515 km (0.109 R)
• M46: 21,218,663 km (0.11 R)
• M47: 21,518,756 km (0.105 R)
• M48: 22,366,677 km (0.086 R)
• M49: 22,610,970 km (0.043 R)
• M50: 25,038,644 km (0.108 R)
• M51: 25,674,286 km (0.114 R)
• M52: 26,122,481 km (0.119 R)
• M53: 27,091,426 km (0.07 R)
• M54: 28,137,863 km (0.064 R)
• M55: 28,864,909 km (0.048 R)
• M56: 29,598,238 km (0.119 R)
• M57: 29,933,487 km (0.097 R)
• M58: 30,135,294 km (0.111 R)
• M59: 30,405,019 km (0.097 R)
• M60: 32,178,053 km (0.089 R)
• M61: 32,938,160 km (0.065 R)
• M62: 35,324,695 km (0.057 R)
• M63: 36,180,245 km (0.047 R)
• M64: 36,251,902 km (0.108 R)
• M65: 36,538,831 km (0.114 R)
• M66: 36,898,464 km (0.104 R)
• M67: 38,787,586 km (0.075 R)
• M68: 39,817,717 km (0.033 R)
• M69: 39,891,768 km (0.063 R)
• M70: 41,679,612 km (0.096 R)
• M71: 41,980,154 km (0.059 R)
• M72: 42,507,936 km (0.065 R)
• M73: 42,810,423 km (0.115 R)
• M74: 45,024,770 km (0.119 R)
• M75: 45,487,626 km (0.057 R)
• M76: 46,029,619 km (0.118 R)
• M77: 47,197,979 km (0.075 R)
• M78: 47,276,218 km (0.083 R)
• M79: 48,061,009 km (0.046 R)
• M80: 49,484,582 km (0.118 R)
• M81: 51,323,589 km (0.073 R)
• M82: 51,645,673 km (0.107 R)
• M83: 52,940,742 km (0.103 R)
• M84: 53,184,736 km (0.091 R)
• M85: 53,919,112 km (0.058 R)
• M86: 54,000,792 km (0.11 R)
• M87: 54,246,432 km (0.102 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: 468 - 16,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit