🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.54 AU - 0.74 AU

Year: 195 Days

Day: 30.7 Hours

Environment

Temp: 198 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.63 AU - 0.97 AU

Year: 272 Days

Day: 29.7 Hours

Environment

Temp: 132 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.05 AU - 5.03 AU

Year: 3092 Days

Day: 32.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.7

Radius: 9.3

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.01 AU - 4.75 AU

Year: 3491 Days

Day: 11.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 48,352,380 km

• M1: 157,826 km (0.085 R)
• M2: 259,253 km (0.092 R)
• M3: 403,166 km (0.054 R)
• M4: 469,438 km (0.046 R)
• M5: 549,174 km (0.034 R)
• M6: 786,735 km (0.066 R)
• M7: 940,372 km (0.116 R)
• M8: 1,032,824 km (0.12 R)
• M9: 1,252,433 km (0.114 R)
• M10: 1,341,893 km (0.038 R)
• M11: 1,433,746 km (0.103 R)
• M12: 1,568,534 km (0.081 R)
• M13: 1,894,956 km (0.119 R)
• M14: 2,165,429 km (0.116 R)
• M15: 2,289,595 km (0.111 R)
• M16: 2,626,939 km (0.087 R)
• M17: 2,843,856 km (0.045 R)
• M18: 2,911,773 km (0.109 R)
• M19: 3,511,062 km (0.108 R)
• M20: 3,956,714 km (0.086 R)
• M21: 4,109,454 km (0.051 R)
• M22: 4,361,526 km (0.094 R)
• M23: 4,420,467 km (0.065 R)
• M24: 4,499,455 km (0.094 R)
• M25: 4,638,880 km (0.083 R)
• M26: 4,739,261 km (0.111 R)
• M27: 4,881,079 km (0.065 R)
• M28: 4,942,414 km (0.109 R)
• M29: 5,294,269 km (0.079 R)
• M30: 5,483,809 km (0.117 R)
• M31: 5,826,388 km (0.062 R)
• M32: 6,264,411 km (0.086 R)
• M33: 6,645,137 km (0.027 R)
• M34: 7,265,221 km (0.104 R)
• M35: 7,784,325 km (0.026 R)
• M36: 7,903,854 km (0.065 R)
• M37: 8,585,123 km (0.087 R)
• M38: 8,758,357 km (0.095 R)
• M39: 8,932,788 km (0.061 R)
• M40: 9,033,019 km (0.113 R)
• M41: 9,108,416 km (0.077 R)
• M42: 9,209,245 km (0.079 R)
• M43: 9,361,236 km (0.114 R)
• M44: 9,951,550 km (0.119 R)
• M45: 10,501,172 km (0.115 R)
• M46: 10,633,417 km (0.107 R)
• M47: 10,713,003 km (0.075 R)
• M48: 11,602,212 km (0.097 R)
• M49: 13,709,897 km (0.079 R)
• M50: 14,028,840 km (0.119 R)
• M51: 14,116,205 km (0.038 R)
• M52: 14,291,533 km (0.111 R)
• M53: 14,350,176 km (0.083 R)
• M54: 14,911,168 km (0.08 R)
• M55: 15,000,328 km (0.12 R)
• M56: 15,179,247 km (0.09 R)
• M57: 15,932,622 km (0.085 R)
• M58: 16,023,877 km (0.065 R)
• M59: 16,115,281 km (0.088 R)
• M60: 16,513,361 km (0.044 R)
• M61: 16,883,616 km (0.109 R)
• M62: 17,444,309 km (0.106 R)
• M63: 17,853,010 km (0.073 R)
• M64: 18,042,700 km (0.051 R)
• M65: 18,106,129 km (0.106 R)
• M66: 18,647,823 km (0.053 R)
• M67: 18,808,192 km (0.111 R)
• M68: 18,872,519 km (0.058 R)
• M69: 19,486,768 km (0.104 R)
• M70: 19,943,491 km (0.068 R)
• M71: 20,041,926 km (0.082 R)
• M72: 20,569,109 km (0.105 R)
• M73: 20,668,442 km (0.112 R)
• M74: 20,900,917 km (0.082 R)
• M75: 21,134,290 km (0.054 R)
• M76: 21,402,070 km (0.071 R)
• M77: 21,974,730 km (0.109 R)
• M78: 22,076,307 km (0.119 R)
• M79: 22,348,127 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.1

Radius: 8

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 13.86 AU - 21.06 AU

Year: 27782 Days

Day: 15.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 48,352,380 km

• M1: 107,411 km (0.055 R)
• M2: 638,933 km (0.1 R)
• M3: 899,083 km (0.045 R)
• M4: 1,253,331 km (0.099 R)
• M5: 1,380,639 km (0.085 R)
• M6: 1,557,164 km (0.076 R)
• M7: 2,155,705 km (0.1 R)
• M8: 2,736,295 km (0.069 R)
• M9: 2,791,347 km (0.108 R)
• M10: 2,874,673 km (0.076 R)
• M11: 3,158,759 km (0.061 R)
• M12: 3,216,653 km (0.083 R)
• M13: 3,304,168 km (0.075 R)
• M14: 3,541,580 km (0.082 R)
• M15: 3,907,945 km (0.109 R)
• M16: 5,843,891 km (0.096 R)
• M17: 5,951,003 km (0.12 R)
• M18: 6,022,810 km (0.093 R)
• M19: 6,131,119 km (0.094 R)
• M20: 6,719,338 km (0.116 R)
• M21: 6,869,235 km (0.119 R)
• M22: 7,020,179 km (0.092 R)
• M23: 7,096,025 km (0.11 R)
• M24: 7,210,468 km (0.118 R)
• M25: 7,791,506 km (0.115 R)
• M26: 7,909,688 km (0.089 R)
• M27: 8,147,549 km (0.115 R)
• M28: 9,371,858 km (0.101 R)
• M29: 10,048,040 km (0.106 R)
• M30: 10,133,760 km (0.096 R)
• M31: 10,915,409 km (0.106 R)
• M32: 11,761,385 km (0.093 R)
• M33: 12,124,010 km (0.106 R)
• M34: 12,444,149 km (0.092 R)
• M35: 12,536,152 km (0.086 R)
• M36: 14,278,818 km (0.039 R)
• M37: 14,423,479 km (0.109 R)
• M38: 15,647,339 km (0.057 R)
• M39: 16,447,987 km (0.039 R)
• M40: 17,210,637 km (0.09 R)
• M41: 19,140,748 km (0.077 R)
• M42: 22,806,345 km (0.096 R)
• M43: 23,258,131 km (0.105 R)
• M44: 23,656,061 km (0.114 R)
• M45: 23,713,058 km (0.117 R)
• M46: 24,113,382 km (0.062 R)
• M47: 24,343,164 km (0.094 R)
• M48: 24,573,694 km (0.115 R)
• M49: 25,211,430 km (0.1 R)
• M50: 27,216,640 km (0.058 R)
• M51: 28,845,162 km (0.061 R)
• M52: 28,906,198 km (0.088 R)
• M53: 29,272,563 km (0.114 R)
• M54: 29,702,059 km (0.082 R)
• M55: 29,825,178 km (0.088 R)
• M56: 30,133,649 km (0.12 R)
• M57: 30,691,499 km (0.105 R)
• M58: 30,878,197 km (0.054 R)
• M59: 32,448,975 km (0.086 R)
• M60: 33,852,502 km (0.075 R)
• M61: 34,174,287 km (0.09 R)
• M62: 34,238,764 km (0.118 R)
• M63: 35,275,776 km (0.106 R)
• M64: 35,667,424 km (0.111 R)
• M65: 37,248,075 km (0.054 R)
• M66: 37,513,760 km (0.116 R)
• M67: 38,247,538 km (0.088 R)
• M68: 39,661,537 km (0.103 R)
• M69: 40,887,192 km (0.097 R)
• M70: 41,161,256 km (0.114 R)
• M71: 41,642,362 km (0.096 R)
• M72: 43,655,052 km (0.092 R)
• M73: 44,356,367 km (0.114 R)
• M74: 44,497,139 km (0.115 R)
• M75: 44,778,981 km (0.073 R)
• M76: 45,628,248 km (0.058 R)
• M77: 45,699,307 km (0.054 R)
• M78: 47,846,635 km (0.113 R)
• M79: 47,918,741 km (0.082 R)
• M80: 48,207,764 km (0.083 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 14,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit