🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132

Radius: 14.3

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.42 AU - 0.64 AU

Year: 257 Days

Day: 13.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 86,396,166 km

• M1: 179,218 km (0.083 R)
• M2: 667,954 km (0.09 R)
• M3: 1,222,364 km (0.09 R)
• M4: 2,022,563 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.2

Radius: 10.1

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.65 AU - 0.89 AU

Year: 451 Days

Day: 12.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,396,166 km

• M1: 125,662 km (0.104 R)
• M2: 470,336 km (0.091 R)
• M3: 878,887 km (0.097 R)
• M4: 1,255,126 km (0.048 R)
• M5: 1,611,319 km (0.114 R)
• M6: 2,288,997 km (0.111 R)
• M7: 3,053,442 km (0.11 R)
• M8: 3,488,922 km (0.072 R)
• M9: 3,896,725 km (0.113 R)
• M10: 4,365,864 km (0.08 R)
• M11: 4,968,594 km (0.063 R)
• M12: 5,911,809 km (0.112 R)
• M13: 6,729,062 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.1

Radius: 14.6

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.72 AU - 0.82 AU

Year: 451 Days

Day: 13.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,396,166 km

• M1: 181,612 km (0.083 R)
• M2: 868,864 km (0.059 R)
• M3: 1,416,692 km (0.063 R)
• M4: 2,699,045 km (0.113 R)
• M5: 3,207,678 km (0.113 R)
• M6: 3,871,593 km (0.031 R)
• M7: 4,715,774 km (0.12 R)
• M8: 5,214,533 km (0.042 R)
• M9: 5,696,986 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.7

Radius: 11.3

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.72 AU - 1 AU

Year: 532 Days

Day: 10.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,396,166 km

• M1: 140,622 km (0.077 R)
• M2: 541,843 km (0.099 R)
• M3: 917,035 km (0.095 R)
• M4: 1,330,374 km (0.063 R)
• M5: 1,963,622 km (0.064 R)
• M6: 3,091,290 km (0.1 R)
• M7: 4,060,685 km (0.096 R)
• M8: 4,834,405 km (0.12 R)
• M9: 5,540,058 km (0.039 R)
• M10: 5,908,518 km (0.11 R)
• M11: 6,923,090 km (0.049 R)

Asteroid Belt

Center: 1.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.2

Radius: 13.3

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.74 AU - 2.04 AU

Year: 1733 Days

Day: 12.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,396,166 km

• M1: 165,605 km (0.045 R)
• M2: 994,676 km (0.034 R)
• M3: 1,473,389 km (0.064 R)
• M4: 2,168,421 km (0.085 R)
• M5: 2,945,432 km (0.092 R)
• M6: 3,441,948 km (0.048 R)
• M7: 4,451,584 km (0.04 R)
• M8: 4,907,259 km (0.115 R)
• M9: 5,394,200 km (0.071 R)
• M10: 6,400,395 km (0.105 R)
• M11: 8,437,918 km (0.11 R)
• M12: 8,974,376 km (0.098 R)
• M13: 9,734,633 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.1

Radius: 8.7

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.54 AU - 2.7 AU

Year: 2828 Days

Day: 9.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,396,166 km

• M1: 108,159 km (0.092 R)
• M2: 567,874 km (0.116 R)
• M3: 929,302 km (0.079 R)
• M4: 1,316,162 km (0.093 R)
• M5: 2,249,054 km (0.082 R)
• M6: 2,956,054 km (0.079 R)
• M7: 3,244,479 km (0.053 R)
• M8: 3,767,024 km (0.117 R)
• M9: 4,244,540 km (0.058 R)
• M10: 4,676,429 km (0.084 R)
• M11: 5,343,935 km (0.113 R)
• M12: 5,847,930 km (0.072 R)
• M13: 7,376,821 km (0.065 R)
• M14: 9,088,819 km (0.068 R)
• M15: 9,737,325 km (0.087 R)
• M16: 10,162,632 km (0.08 R)
• M17: 10,526,305 km (0.089 R)
• M18: 10,823,705 km (0.108 R)
• M19: 12,313,251 km (0.084 R)
• M20: 12,979,560 km (0.091 R)
• M21: 13,934,742 km (0.118 R)
• M22: 14,293,478 km (0.098 R)
• M23: 16,229,574 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.6

Radius: 9.2

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.98 AU - 5.9 AU

Year: 7322 Days

Day: 11.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,396,166 km

• M1: 114,442 km (0.102 R)
• M2: 473,028 km (0.071 R)
• M3: 877,840 km (0.109 R)
• M4: 3,044,616 km (0.077 R)
• M5: 3,384,801 km (0.062 R)
• M6: 4,837,546 km (0.117 R)
• M7: 8,959,416 km (0.092 R)
• M8: 9,350,316 km (0.049 R)
• M9: 13,966,756 km (0.036 R)
• M10: 17,930,502 km (0.11 R)
• M11: 21,029,721 km (0.12 R)
• M12: 22,665,873 km (0.097 R)
• M13: 25,148,000 km (0.103 R)
• M14: 27,169,816 km (0.071 R)
• M15: 32,236,546 km (0.094 R)
• M16: 33,361,672 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.9

Radius: 8.9

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.36 AU - 5.42 AU

Year: 8345 Days

Day: 11.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,396,166 km

• M1: 112,198 km (0.087 R)
• M2: 454,927 km (0.025 R)
• M3: 967,001 km (0.063 R)
• M4: 1,987,109 km (0.095 R)
• M5: 2,722,232 km (0.026 R)
• M6: 4,298,545 km (0.055 R)
• M7: 4,898,582 km (0.091 R)
• M8: 5,203,463 km (0.1 R)
• M9: 6,265,608 km (0.063 R)
• M10: 7,747,674 km (0.035 R)
• M11: 8,680,117 km (0.077 R)
• M12: 9,732,987 km (0.092 R)
• M13: 12,145,702 km (0.036 R)
• M14: 14,244,560 km (0.116 R)
• M15: 14,994,943 km (0.112 R)
• M16: 15,574,784 km (0.108 R)
• M17: 16,779,196 km (0.098 R)
• M18: 23,919,952 km (0.114 R)
• M19: 26,439,928 km (0.101 R)
• M20: 28,540,282 km (0.096 R)
• M21: 38,773,823 km (0.107 R)
• M22: 40,481,184 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307.4

Radius: 6.4

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 7.93 AU - 12.25 AU

Year: 21373 Days

Day: 17.6 Hours

Environment

Temp: -241 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,396,166 km

• M1: 79,586 km (0.094 R)
• M2: 428,299 km (0.098 R)
• M3: 1,944,324 km (0.093 R)
• M4: 2,245,165 km (0.09 R)
• M5: 3,522,880 km (0.055 R)
• M6: 4,363,471 km (0.089 R)
• M7: 6,273,088 km (0.093 R)
• M8: 6,474,147 km (0.114 R)
• M9: 8,051,657 km (0.097 R)
• M10: 8,630,152 km (0.058 R)
• M11: 10,363,392 km (0.1 R)
• M12: 15,285,162 km (0.099 R)
• M13: 20,937,718 km (0.065 R)
• M14: 21,569,769 km (0.092 R)
• M15: 22,214,386 km (0.075 R)
• M16: 27,304,454 km (0.101 R)
• M17: 30,289,978 km (0.04 R)
• M18: 37,425,049 km (0.103 R)
• M19: 39,164,872 km (0.092 R)
• M20: 41,379,369 km (0.052 R)
• M21: 45,753,910 km (0.111 R)
• M22: 46,056,098 km (0.059 R)
• M23: 56,964,476 km (0.103 R)
• M24: 57,665,342 km (0.095 R)
• M25: 58,194,768 km (0.046 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.3

Radius: 6.4

Gravity: 20.27 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 10.18 AU - 10.38 AU

Year: 21980 Days

Day: 20.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,396,166 km

• M1: 82,129 km (0.115 R)
• M2: 321,486 km (0.098 R)
• M3: 599,887 km (0.072 R)
• M4: 1,062,743 km (0.091 R)
• M5: 1,855,163 km (0.07 R)
• M6: 3,238,345 km (0.107 R)
• M7: 4,558,995 km (0.088 R)
• M8: 5,521,358 km (0.109 R)
• M9: 5,771,187 km (0.09 R)
• M10: 6,894,667 km (0.115 R)
• M11: 7,135,669 km (0.055 R)
• M12: 8,372,245 km (0.111 R)
• M13: 8,814,307 km (0.101 R)
• M14: 10,804,557 km (0.109 R)
• M15: 11,196,054 km (0.086 R)
• M16: 11,462,338 km (0.087 R)
• M17: 12,216,461 km (0.062 R)
• M18: 14,756,184 km (0.082 R)
• M19: 18,630,919 km (0.1 R)
• M20: 19,671,821 km (0.115 R)
• M21: 20,651,238 km (0.048 R)
• M22: 23,675,060 km (0.097 R)
• M23: 26,981,472 km (0.079 R)
• M24: 28,806,865 km (0.073 R)
• M25: 29,559,492 km (0.063 R)
• M26: 33,796,403 km (0.093 R)
• M27: 36,933,171 km (0.102 R)
• M28: 39,332,571 km (0.108 R)
• M29: 43,123,681 km (0.118 R)
• M30: 45,612,840 km (0.067 R)
• M31: 47,497,922 km (0.031 R)
• M32: 49,791,856 km (0.115 R)
• M33: 56,138,845 km (0.098 R)
• M34: 62,585,765 km (0.104 R)
• M35: 64,271,284 km (0.064 R)
• M36: 71,316,147 km (0.058 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 19,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit