🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.55 AU - 0.59 AU

Year: 183 Days

Day: 32.8 Hours

Environment

Temp: 36 °C

Axial Tilt: 167.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.5 AU - 0.84 AU

Year: 233 Days

Day: 30.2 Hours

Environment

Temp: 22 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 21,123,081 km

• M1: 699,669 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.18 AU - 1.42 AU

Year: 629 Days

Day: 45.7 Hours

Environment

Temp: -84 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 21,123,081 km

• M1: 239,357 km (0.083 R)
• M2: 271,670 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.41 AU - 3.09 AU

Year: 1936 Days

Day: 22.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.1

Radius: 12.1

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.74 AU - 6.08 AU

Year: 5343 Days

Day: 13.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 21,123,081 km

• M1: 177,872 km (0.12 R)
• M2: 308,620 km (0.091 R)
• M3: 416,331 km (0.083 R)
• M4: 609,312 km (0.09 R)
• M5: 743,352 km (0.076 R)
• M6: 874,848 km (0.039 R)
• M7: 957,875 km (0.077 R)
• M8: 1,255,276 km (0.067 R)
• M9: 1,448,107 km (0.077 R)
• M10: 1,651,112 km (0.051 R)
• M11: 1,791,734 km (0.077 R)
• M12: 1,973,346 km (0.066 R)
• M13: 2,218,686 km (0.095 R)
• M14: 2,394,464 km (0.115 R)
• M15: 2,656,709 km (0.056 R)
• M16: 3,364,307 km (0.076 R)
• M17: 3,476,505 km (0.113 R)
• M18: 3,797,542 km (0.046 R)
• M19: 4,742,103 km (0.108 R)
• M20: 4,893,795 km (0.099 R)
• M21: 5,021,402 km (0.107 R)
• M22: 5,124,325 km (0.071 R)
• M23: 5,306,087 km (0.079 R)
• M24: 5,596,157 km (0.076 R)
• M25: 5,945,767 km (0.106 R)
• M26: 6,274,733 km (0.101 R)
• M27: 6,751,053 km (0.107 R)
• M28: 7,123,252 km (0.064 R)
• M29: 7,210,169 km (0.059 R)
• M30: 7,384,899 km (0.073 R)
• M31: 7,620,216 km (0.061 R)
• M32: 7,798,238 km (0.07 R)
• M33: 7,977,755 km (0.105 R)
• M34: 8,098,182 km (0.109 R)
• M35: 8,926,804 km (0.111 R)
• M36: 9,083,284 km (0.111 R)
• M37: 9,494,378 km (0.113 R)
• M38: 10,008,546 km (0.077 R)
• M39: 10,236,384 km (0.099 R)
• M40: 11,537,287 km (0.108 R)
• M41: 12,960,412 km (0.072 R)
• M42: 13,137,685 km (0.102 R)
• M43: 14,255,181 km (0.108 R)
• M44: 15,290,548 km (0.076 R)
• M45: 15,403,046 km (0.095 R)
• M46: 15,817,432 km (0.091 R)
• M47: 16,465,041 km (0.112 R)
• M48: 16,618,827 km (0.108 R)
• M49: 16,772,913 km (0.1 R)
• M50: 18,420,135 km (0.079 R)
• M51: 18,499,721 km (0.103 R)
• M52: 18,940,287 km (0.107 R)
• M53: 19,465,376 km (0.105 R)
• M54: 19,587,298 km (0.113 R)
• M55: 19,831,741 km (0.069 R)
• M56: 19,913,421 km (0.049 R)
• M57: 20,241,489 km (0.049 R)
• M58: 20,695,519 km (0.102 R)
• M59: 20,819,835 km (0.11 R)
• M60: 20,944,450 km (0.105 R)
• M61: 21,487,490 km (0.082 R)
• M62: 21,823,936 km (0.093 R)
• M63: 22,035,018 km (0.092 R)
• M64: 22,246,999 km (0.086 R)
• M65: 23,359,408 km (0.105 R)
• M66: 24,096,776 km (0.041 R)
• M67: 24,227,525 km (0.115 R)
• M68: 24,709,529 km (0.112 R)
• M69: 25,416,229 km (0.09 R)
• M70: 26,309,030 km (0.097 R)
• M71: 26,488,846 km (0.105 R)
• M72: 27,576,123 km (0.051 R)
• M73: 28,401,156 km (0.061 R)
• M74: 28,677,912 km (0.105 R)
• M75: 28,770,363 km (0.111 R)
• M76: 28,909,340 km (0.111 R)
• M77: 29,794,062 km (0.082 R)
• M78: 29,981,508 km (0.12 R)
• M79: 30,216,376 km (0.102 R)
• M80: 30,357,597 km (0.047 R)
• M81: 31,066,840 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.1

Radius: 9.2

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.85 AU - 8.63 AU

Year: 10043 Days

Day: 12.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 21,123,081 km

• M1: 222,901 km (0.097 R)
• M2: 287,976 km (0.069 R)
• M3: 373,995 km (0.095 R)
• M4: 470,784 km (0.118 R)
• M5: 536,159 km (0.077 R)
• M6: 648,357 km (0.049 R)
• M7: 707,598 km (0.045 R)
• M8: 848,519 km (0.108 R)
• M9: 930,948 km (0.108 R)
• M10: 998,865 km (0.106 R)
• M11: 1,194,988 km (0.111 R)
• M12: 1,482,814 km (0.12 R)
• M13: 2,122,345 km (0.055 R)
• M14: 2,282,864 km (0.115 R)
• M15: 2,567,548 km (0.103 R)
• M16: 2,640,552 km (0.104 R)
• M17: 2,914,167 km (0.091 R)
• M18: 3,067,355 km (0.062 R)
• M19: 3,197,056 km (0.118 R)
• M20: 3,816,990 km (0.12 R)
• M21: 3,928,590 km (0.119 R)
• M22: 4,212,526 km (0.105 R)
• M23: 4,415,232 km (0.058 R)
• M24: 5,257,916 km (0.088 R)
• M25: 6,149,520 km (0.09 R)
• M26: 6,313,629 km (0.099 R)
• M27: 6,916,508 km (0.1 R)
• M28: 7,121,607 km (0.099 R)
• M29: 7,259,386 km (0.12 R)
• M30: 7,502,782 km (0.076 R)
• M31: 10,119,249 km (0.072 R)
• M32: 10,352,173 km (0.106 R)
• M33: 10,626,236 km (0.107 R)
• M34: 10,783,912 km (0.06 R)
• M35: 10,982,129 km (0.116 R)
• M36: 11,061,715 km (0.088 R)
• M37: 11,422,396 km (0.115 R)
• M38: 12,569,063 km (0.094 R)
• M39: 13,367,916 km (0.117 R)
• M40: 13,452,888 km (0.102 R)
• M41: 14,226,458 km (0.089 R)
• M42: 14,618,704 km (0.107 R)
• M43: 14,926,128 km (0.104 R)
• M44: 15,014,390 km (0.038 R)
• M45: 15,816,534 km (0.041 R)
• M46: 15,996,650 km (0.114 R)
• M47: 16,268,170 km (0.077 R)
• M48: 16,861,625 km (0.105 R)
• M49: 17,276,609 km (0.117 R)
• M50: 17,462,111 km (0.058 R)
• M51: 18,163,725 km (0.05 R)
• M52: 18,541,758 km (0.095 R)
• M53: 18,779,320 km (0.103 R)
• M54: 20,079,625 km (0.103 R)
• M55: 20,814,449 km (0.109 R)
• M56: 21,011,919 km (0.061 R)
• M57: 21,209,986 km (0.118 R)
• M58: 22,209,749 km (0.101 R)
• M59: 24,462,543 km (0.094 R)
• M60: 25,563,284 km (0.095 R)
• M61: 25,721,858 km (0.058 R)
• M62: 25,880,731 km (0.088 R)
• M63: 29,402,564 km (0.064 R)
• M64: 29,846,271 km (0.034 R)
• M65: 30,292,222 km (0.058 R)
• M66: 32,212,162 km (0.053 R)
• M67: 33,475,216 km (0.069 R)
• M68: 33,533,111 km (0.075 R)
• M69: 33,706,644 km (0.098 R)
• M70: 33,880,627 km (0.075 R)
• M71: 33,938,671 km (0.099 R)
• M72: 34,054,758 km (0.098 R)
• M73: 34,171,146 km (0.08 R)
• M74: 34,754,577 km (0.095 R)
• M75: 36,703,389 km (0.079 R)
• M76: 37,660,965 km (0.114 R)
• M77: 37,721,103 km (0.075 R)
• M78: 37,841,380 km (0.098 R)
• M79: 38,142,819 km (0.119 R)
• M80: 38,445,007 km (0.119 R)
• M81: 38,808,680 km (0.047 R)
• M82: 39,051,776 km (0.116 R)
• M83: 40,336,373 km (0.119 R)
• M84: 40,521,126 km (0.034 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.3

Radius: 14.1

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.81 AU - 11.65 AU

Year: 12887 Days

Day: 5.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 21,123,081 km

• M1: 190,288 km (0.118 R)
• M2: 514,467 km (0.079 R)
• M3: 649,404 km (0.115 R)
• M4: 759,957 km (0.09 R)
• M5: 1,157,289 km (0.03 R)
• M6: 1,669,662 km (0.077 R)
• M7: 1,815,221 km (0.1 R)
• M8: 1,937,741 km (0.118 R)
• M9: 6,020,267 km (0.106 R)
• M10: 6,268,450 km (0.106 R)
• M11: 6,839,016 km (0.117 R)
• M12: 7,141,653 km (0.066 R)
• M13: 9,095,251 km (0.079 R)
• M14: 9,285,091 km (0.054 R)
• M15: 9,572,169 km (0.114 R)
• M16: 9,741,065 km (0.117 R)
• M17: 10,451,356 km (0.119 R)
• M18: 11,432,718 km (0.117 R)
• M19: 11,921,604 km (0.095 R)
• M20: 12,364,862 km (0.095 R)
• M21: 12,469,880 km (0.118 R)
• M22: 13,645,420 km (0.106 R)
• M23: 14,136,550 km (0.108 R)
• M24: 14,494,837 km (0.1 R)
• M25: 14,605,839 km (0.09 R)
• M26: 15,559,525 km (0.11 R)
• M27: 15,701,493 km (0.096 R)
• M28: 16,302,428 km (0.088 R)
• M29: 16,649,196 km (0.078 R)
• M30: 16,823,627 km (0.088 R)
• M31: 17,027,678 km (0.068 R)
• M32: 17,674,689 km (0.082 R)
• M33: 17,941,721 km (0.11 R)
• M34: 19,266,411 km (0.088 R)
• M35: 19,633,075 km (0.115 R)
• M36: 20,622,366 km (0.081 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 20,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit