🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.79 AU - 1.25 AU

Year: 374 Days

Day: 47.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 43,892,689 km

• M1: 168,896 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.52 AU - 1.78 AU

Year: 770 Days

Day: 20 Hours

Environment

Temp: -44 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.7

Radius: 12.8

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.41 AU - 11.01 AU

Year: 10997 Days

Day: 9.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 43,892,689 km

• M1: 171,888 km (0.059 R)
• M2: 300,692 km (0.108 R)
• M3: 458,966 km (0.086 R)
• M4: 685,158 km (0.11 R)
• M5: 822,040 km (0.044 R)
• M6: 1,007,242 km (0.106 R)
• M7: 1,812,528 km (0.116 R)
• M8: 1,958,984 km (0.077 R)
• M9: 2,160,792 km (0.096 R)
• M10: 2,557,824 km (0.093 R)
• M11: 2,892,176 km (0.046 R)
• M12: 3,035,790 km (0.099 R)
• M13: 3,152,326 km (0.069 R)
• M14: 3,330,198 km (0.114 R)
• M15: 4,767,535 km (0.067 R)
• M16: 4,972,334 km (0.103 R)
• M17: 5,075,856 km (0.104 R)
• M18: 5,355,454 km (0.092 R)
• M19: 5,497,123 km (0.117 R)
• M20: 5,929,760 km (0.118 R)
• M21: 6,039,715 km (0.097 R)
• M22: 6,486,264 km (0.056 R)
• M23: 7,059,524 km (0.055 R)
• M24: 8,583,776 km (0.105 R)
• M25: 8,750,129 km (0.099 R)
• M26: 9,212,835 km (0.102 R)
• M27: 9,425,863 km (0.074 R)
• M28: 9,856,854 km (0.094 R)
• M29: 10,294,278 km (0.078 R)
• M30: 10,693,405 km (0.091 R)
• M31: 10,827,595 km (0.096 R)
• M32: 11,097,768 km (0.041 R)
• M33: 11,415,664 km (0.055 R)
• M34: 11,921,305 km (0.117 R)
• M35: 12,014,055 km (0.08 R)
• M36: 12,528,522 km (0.088 R)
• M37: 12,764,588 km (0.102 R)
• M38: 14,016,572 km (0.104 R)
• M39: 14,261,913 km (0.104 R)
• M40: 14,459,083 km (0.118 R)
• M41: 14,856,265 km (0.117 R)
• M42: 15,106,393 km (0.115 R)
• M43: 16,480,898 km (0.045 R)
• M44: 17,789,132 km (0.111 R)
• M45: 18,214,738 km (0.113 R)
• M46: 18,967,813 km (0.078 R)
• M47: 19,511,901 km (0.064 R)
• M48: 19,840,866 km (0.102 R)
• M49: 19,950,821 km (0.084 R)
• M50: 21,006,533 km (0.107 R)
• M51: 21,343,727 km (0.1 R)
• M52: 22,423,225 km (0.113 R)
• M53: 22,825,344 km (0.056 R)
• M54: 23,229,857 km (0.089 R)
• M55: 23,462,182 km (0.093 R)
• M56: 24,398,964 km (0.098 R)
• M57: 24,871,843 km (0.044 R)
• M58: 25,766,887 km (0.105 R)
• M59: 26,429,905 km (0.114 R)
• M60: 26,733,139 km (0.038 R)
• M61: 26,854,763 km (0.033 R)
• M62: 29,765,488 km (0.101 R)
• M63: 30,207,400 km (0.086 R)
• M64: 31,610,928 km (0.089 R)
• M65: 34,414,691 km (0.087 R)
• M66: 36,215,700 km (0.115 R)
• M67: 38,526,837 km (0.075 R)
• M68: 38,801,948 km (0.092 R)
• M69: 39,215,735 km (0.085 R)
• M70: 40,815,385 km (0.076 R)
• M71: 41,095,732 km (0.08 R)
• M72: 42,294,609 km (0.074 R)
• M73: 43,361,840 km (0.1 R)
• M74: 43,862,993 km (0.046 R)
• M75: 45,959,308 km (0.118 R)
• M76: 46,324,177 km (0.032 R)
• M77: 46,689,795 km (0.101 R)
• M78: 47,276,966 km (0.107 R)
• M79: 47,497,773 km (0.066 R)
• M80: 49,500,439 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.4

Radius: 3.5

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 12.35 AU - 18.23 AU

Year: 21729 Days

Day: 22.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 43,892,689 km

• M1: 54,603 km (0.099 R)
• M2: 140,772 km (0.091 R)
• M3: 186,549 km (0.091 R)
• M4: 908,358 km (0.093 R)
• M5: 1,267,094 km (0.084 R)
• M6: 1,514,230 km (0.084 R)
• M7: 2,028,098 km (0.1 R)
• M8: 2,489,757 km (0.089 R)
• M9: 2,876,169 km (0.105 R)
• M10: 2,955,755 km (0.112 R)
• M11: 3,336,481 km (0.11 R)
• M12: 3,675,021 km (0.1 R)
• M13: 4,024,482 km (0.063 R)
• M14: 4,414,932 km (0.093 R)
• M15: 4,537,453 km (0.052 R)
• M16: 6,059,163 km (0.099 R)
• M17: 6,540,269 km (0.111 R)
• M18: 6,998,039 km (0.103 R)
• M19: 7,140,905 km (0.097 R)
• M20: 7,943,946 km (0.102 R)
• M21: 10,193,749 km (0.068 R)
• M22: 11,513,052 km (0.086 R)
• M23: 12,493,965 km (0.095 R)
• M24: 13,324,383 km (0.111 R)
• M25: 15,129,880 km (0.057 R)
• M26: 15,873,232 km (0.092 R)
• M27: 16,343,867 km (0.088 R)
• M28: 16,580,979 km (0.093 R)
• M29: 16,914,732 km (0.099 R)
• M30: 19,362,303 km (0.108 R)
• M31: 19,462,533 km (0.076 R)
• M32: 25,449,590 km (0.081 R)
• M33: 26,221,216 km (0.058 R)
• M34: 26,832,772 km (0.113 R)
• M35: 27,561,613 km (0.071 R)
• M36: 29,613,497 km (0.104 R)
• M37: 30,833,019 km (0.115 R)
• M38: 31,184,424 km (0.072 R)
• M39: 31,360,650 km (0.059 R)
• M40: 31,773,092 km (0.106 R)
• M41: 32,305,959 km (0.072 R)
• M42: 32,961,348 km (0.041 R)
• M43: 34,043,239 km (0.101 R)
• M44: 36,674,367 km (0.116 R)
• M45: 37,357,879 km (0.119 R)
• M46: 39,623,988 km (0.082 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 19,356 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit