🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.1 AU - 1.14 AU

Year: 429 Days

Day: 45.3 Hours

Environment

Temp: 29 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 14,633,932 km

• M1: 98,884 km (0.084 R)
• M2: 177,124 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.69 AU - 1.95 AU

Year: 888 Days

Day: 15.1 Hours

Environment

Temp: -47 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.24 AU - 3.18 AU

Year: 1613 Days

Day: 36 Hours

Environment

Temp: -84 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.6

Radius: 8.9

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.08 AU - 6.8 AU

Year: 5236 Days

Day: 9.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 14,633,932 km

• M1: 122,371 km (0.116 R)
• M2: 371,003 km (0.086 R)
• M3: 521,049 km (0.12 R)
• M4: 591,959 km (0.068 R)
• M5: 711,637 km (0.104 R)
• M6: 882,179 km (0.064 R)
• M7: 1,112,410 km (0.114 R)
• M8: 1,567,187 km (0.111 R)
• M9: 2,094,969 km (0.065 R)
• M10: 2,193,105 km (0.084 R)
• M11: 2,252,645 km (0.109 R)
• M12: 2,558,872 km (0.069 R)
• M13: 2,727,618 km (0.099 R)
• M14: 3,031,900 km (0.077 R)
• M15: 3,143,350 km (0.089 R)
• M16: 3,244,778 km (0.108 R)
• M17: 3,324,364 km (0.074 R)
• M18: 3,637,622 km (0.118 R)
• M19: 3,900,016 km (0.103 R)
• M20: 4,557,350 km (0.056 R)
• M21: 5,195,384 km (0.118 R)
• M22: 5,262,105 km (0.073 R)
• M23: 5,369,367 km (0.115 R)
• M24: 6,268,151 km (0.102 R)
• M25: 6,381,995 km (0.036 R)
• M26: 6,453,503 km (0.066 R)
• M27: 7,908,342 km (0.041 R)
• M28: 8,467,389 km (0.09 R)
• M29: 9,248,739 km (0.099 R)
• M30: 9,788,039 km (0.032 R)
• M31: 10,086,487 km (0.113 R)
• M32: 10,287,098 km (0.097 R)
• M33: 10,607,387 km (0.099 R)
• M34: 10,811,438 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.4

Radius: 14.3

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.36 AU - 9.48 AU

Year: 9635 Days

Day: 6.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 14,633,932 km

• M1: 186,997 km (0.114 R)
• M2: 434,881 km (0.065 R)
• M3: 643,720 km (0.087 R)
• M4: 762,650 km (0.05 R)
• M5: 904,918 km (0.087 R)
• M6: 1,337,106 km (0.109 R)
• M7: 1,604,736 km (0.069 R)
• M8: 1,754,933 km (0.082 R)
• M9: 1,949,559 km (0.072 R)
• M10: 2,069,836 km (0.086 R)
• M11: 2,318,169 km (0.11 R)
• M12: 2,511,150 km (0.079 R)
• M13: 2,687,227 km (0.118 R)
• M14: 3,005,272 km (0.061 R)
• M15: 3,121,958 km (0.105 R)
• M16: 3,335,883 km (0.036 R)
• M17: 3,481,292 km (0.046 R)
• M18: 3,828,808 km (0.084 R)
• M19: 4,371,549 km (0.096 R)
• M20: 4,584,726 km (0.094 R)
• M21: 4,993,876 km (0.1 R)
• M22: 5,105,027 km (0.069 R)
• M23: 5,731,094 km (0.1 R)
• M24: 5,935,445 km (0.107 R)
• M25: 6,172,109 km (0.108 R)
• M26: 6,777,382 km (0.076 R)
• M27: 7,720,746 km (0.072 R)
• M28: 9,144,319 km (0.078 R)
• M29: 9,383,676 km (0.118 R)
• M30: 9,694,540 km (0.104 R)
• M31: 10,079,157 km (0.119 R)
• M32: 10,326,591 km (0.068 R)
• M33: 10,504,463 km (0.069 R)
• M34: 11,008,159 km (0.08 R)
• M35: 11,190,070 km (0.064 R)
• M36: 11,630,486 km (0.043 R)
• M37: 11,815,689 km (0.057 R)
• M38: 11,964,539 km (0.096 R)
• M39: 13,643,326 km (0.061 R)
• M40: 13,799,506 km (0.101 R)
• M41: 13,956,434 km (0.066 R)
• M42: 14,153,305 km (0.087 R)
• M43: 14,311,579 km (0.103 R)
• M44: 14,629,774 km (0.047 R)
• M45: 14,829,787 km (0.099 R)
• M46: 15,111,479 km (0.07 R)
• M47: 15,598,420 km (0.116 R)
• M48: 15,802,771 km (0.068 R)
• M49: 16,964,099 km (0.088 R)
• M50: 17,938,430 km (0.115 R)
• M51: 18,454,094 km (0.1 R)
• M52: 19,105,443 km (0.102 R)
• M53: 19,632,028 km (0.068 R)
• M54: 20,924,254 km (0.107 R)
• M55: 22,106,077 km (0.098 R)
• M56: 22,335,860 km (0.069 R)
• M57: 25,154,583 km (0.103 R)
• M58: 25,828,372 km (0.114 R)
• M59: 26,264,599 km (0.107 R)
• M60: 27,193,602 km (0.095 R)
• M61: 27,885,043 km (0.106 R)
• M62: 28,282,674 km (0.066 R)
• M63: 28,482,238 km (0.048 R)
• M64: 28,732,365 km (0.093 R)
• M65: 28,983,241 km (0.029 R)
• M66: 29,892,347 km (0.062 R)
• M67: 30,350,416 km (0.085 R)
• M68: 30,503,604 km (0.066 R)
• M69: 31,221,973 km (0.047 R)
• M70: 31,790,296 km (0.038 R)
• M71: 32,153,669 km (0.106 R)
• M72: 32,466,328 km (0.052 R)
• M73: 32,727,676 km (0.055 R)
• M74: 34,682,920 km (0.117 R)
• M75: 34,896,546 km (0.109 R)
• M76: 35,164,326 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.9

Radius: 11.8

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 8.21 AU - 12.33 AU

Year: 11903 Days

Day: 10.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 14,633,932 km

• M1: 209,886 km (0.041 R)
• M2: 951,592 km (0.106 R)
• M3: 1,479,972 km (0.087 R)
• M4: 1,625,381 km (0.077 R)
• M5: 1,904,530 km (0.09 R)
• M6: 2,090,481 km (0.036 R)
• M7: 2,625,293 km (0.043 R)
• M8: 2,773,096 km (0.109 R)
• M9: 2,893,372 km (0.07 R)
• M10: 3,201,843 km (0.117 R)
• M11: 3,456,309 km (0.034 R)
• M12: 5,081,840 km (0.116 R)
• M13: 5,720,922 km (0.052 R)
• M14: 5,913,753 km (0.071 R)
• M15: 6,148,173 km (0.112 R)
• M16: 7,617,524 km (0.105 R)
• M17: 7,787,317 km (0.093 R)
• M18: 8,173,878 km (0.102 R)
• M19: 8,347,860 km (0.09 R)
• M20: 8,611,003 km (0.038 R)
• M21: 11,389,335 km (0.071 R)
• M22: 11,779,187 km (0.095 R)
• M23: 13,536,214 km (0.113 R)
• M24: 13,638,987 km (0.102 R)
• M25: 14,209,404 km (0.112 R)
• M26: 15,106,393 km (0.087 R)
• M27: 15,912,875 km (0.067 R)
• M28: 16,843,972 km (0.114 R)
• M29: 18,815,971 km (0.12 R)
• M30: 19,334,777 km (0.051 R)
• M31: 20,033,997 km (0.078 R)
• M32: 20,800,686 km (0.081 R)
• M33: 21,098,087 km (0.107 R)
• M34: 21,396,983 km (0.062 R)
• M35: 22,180,577 km (0.067 R)
• M36: 22,484,560 km (0.116 R)
• M37: 22,606,482 km (0.114 R)
• M38: 22,851,075 km (0.085 R)
• M39: 23,035,080 km (0.112 R)
• M40: 23,528,155 km (0.084 R)
• M41: 23,652,022 km (0.109 R)
• M42: 23,776,038 km (0.068 R)
• M43: 24,149,435 km (0.116 R)
• M44: 24,274,349 km (0.106 R)
• M45: 24,399,413 km (0.063 R)
• M46: 24,965,192 km (0.048 R)
• M47: 25,344,722 km (0.037 R)
• M48: 25,662,468 km (0.092 R)
• M49: 25,789,925 km (0.112 R)
• M50: 26,237,821 km (0.11 R)
• M51: 26,494,830 km (0.099 R)
• M52: 27,466,169 km (0.095 R)
• M53: 29,844,925 km (0.081 R)
• M54: 30,382,430 km (0.056 R)
• M55: 30,584,836 km (0.072 R)
• M56: 30,719,923 km (0.12 R)
• M57: 32,564,315 km (0.082 R)
• M58: 33,187,091 km (0.115 R)
• M59: 34,163,516 km (0.113 R)
• M60: 34,796,315 km (0.032 R)
• M61: 35,574,972 km (0.059 R)
• M62: 36,359,314 km (0.033 R)
• M63: 37,872,496 km (0.073 R)
• M64: 39,039,210 km (0.081 R)
• M65: 40,514,245 km (0.062 R)
• M66: 40,811,496 km (0.108 R)
• M67: 41,258,494 km (0.085 R)
• M68: 42,007,381 km (0.05 R)
• M69: 43,214,935 km (0.115 R)
• M70: 43,594,615 km (0.113 R)
• M71: 44,357,265 km (0.104 R)
• M72: 45,201,296 km (0.031 R)
• M73: 46,360,829 km (0.092 R)
• M74: 46,983,156 km (0.087 R)
• M75: 47,765,104 km (0.111 R)
• M76: 48,315,026 km (0.047 R)
• M77: 48,787,905 km (0.106 R)
• M78: 50,615,392 km (0.115 R)
• M79: 52,061,106 km (0.039 R)
• M80: 52,627,035 km (0.091 R)
• M81: 53,032,445 km (0.077 R)
• M82: 54,500,748 km (0.111 R)
• M83: 54,828,816 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.2

Radius: 12.3

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 10.16 AU - 11.22 AU

Year: 12640 Days

Day: 7.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 112.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 14,633,932 km

• M1: 158,125 km (0.068 R)
• M2: 754,871 km (0.038 R)
• M3: 1,677,890 km (0.062 R)
• M4: 1,802,654 km (0.07 R)
• M5: 2,414,510 km (0.047 R)
• M6: 2,556,328 km (0.119 R)
• M7: 3,320,026 km (0.095 R)
• M8: 3,982,445 km (0.118 R)
• M9: 4,744,646 km (0.108 R)
• M10: 5,772,084 km (0.093 R)
• M11: 6,335,619 km (0.08 R)
• M12: 6,698,843 km (0.039 R)
• M13: 9,975,485 km (0.062 R)
• M14: 11,321,417 km (0.085 R)
• M15: 11,722,190 km (0.095 R)
• M16: 12,661,515 km (0.101 R)
• M17: 13,731,289 km (0.093 R)
• M18: 14,223,167 km (0.079 R)
• M19: 14,482,121 km (0.117 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 18,703 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit