🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.65 AU - 0.67 AU

Year: 346 Days

Day: 40.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.1

Radius: 13.2

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.97 AU - 1.61 AU

Year: 946 Days

Day: 10.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,232,951 km

• M1: 164,109 km (0.077 R)
• M2: 784,491 km (0.033 R)
• M3: 1,387,071 km (0.093 R)
• M4: 2,236,638 km (0.112 R)
• M5: 2,892,924 km (0.105 R)
• M6: 3,337,977 km (0.06 R)
• M7: 3,828,808 km (0.094 R)
• M8: 6,886,289 km (0.097 R)
• M9: 8,123,613 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.7

Radius: 10

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.5 AU - 2.5 AU

Year: 2552 Days

Day: 5.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,232,951 km

• M1: 125,064 km (0.07 R)
• M2: 436,227 km (0.049 R)
• M3: 838,496 km (0.116 R)
• M4: 1,157,140 km (0.081 R)
• M5: 1,598,603 km (0.05 R)
• M6: 2,252,346 km (0.051 R)
• M7: 2,780,875 km (0.085 R)
• M8: 3,123,604 km (0.052 R)
• M9: 3,459,750 km (0.1 R)
• M10: 4,145,955 km (0.112 R)
• M11: 4,490,479 km (0.12 R)
• M12: 5,401,082 km (0.072 R)
• M13: 6,039,565 km (0.109 R)
• M14: 7,291,550 km (0.104 R)
• M15: 7,825,913 km (0.027 R)
• M16: 9,242,605 km (0.096 R)
• M17: 9,762,458 km (0.116 R)
• M18: 10,747,410 km (0.107 R)
• M19: 13,345,327 km (0.073 R)
• M20: 14,789,694 km (0.113 R)
• M21: 16,687,642 km (0.097 R)
• M22: 17,668,855 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.7

Radius: 10.1

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.22 AU - 3.2 AU

Year: 2881 Days

Day: 9.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,232,951 km

• M1: 125,662 km (0.105 R)
• M2: 466,446 km (0.071 R)
• M3: 897,587 km (0.079 R)
• M4: 2,137,604 km (0.071 R)
• M5: 2,521,921 km (0.077 R)
• M6: 3,054,489 km (0.104 R)
• M7: 3,487,725 km (0.109 R)
• M8: 3,839,280 km (0.112 R)
• M9: 4,729,686 km (0.06 R)
• M10: 5,286,490 km (0.091 R)
• M11: 5,752,188 km (0.085 R)
• M12: 6,885,840 km (0.062 R)
• M13: 7,731,218 km (0.089 R)
• M14: 8,435,375 km (0.054 R)
• M15: 8,856,643 km (0.107 R)
• M16: 10,127,028 km (0.114 R)
• M17: 10,765,362 km (0.096 R)
• M18: 11,219,392 km (0.086 R)
• M19: 11,815,988 km (0.103 R)
• M20: 12,659,121 km (0.045 R)
• M21: 13,589,471 km (0.054 R)
• M22: 17,827,877 km (0.112 R)
• M23: 18,699,285 km (0.098 R)
• M24: 20,526,922 km (0.118 R)
• M25: 21,419,274 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.8

Radius: 14.6

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.78 AU - 2.96 AU

Year: 3139 Days

Day: 8.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,232,951 km

• M1: 182,509 km (0.114 R)
• M2: 728,392 km (0.102 R)
• M3: 1,730,548 km (0.087 R)
• M4: 2,330,436 km (0.117 R)
• M5: 2,912,222 km (0.089 R)
• M6: 3,750,718 km (0.1 R)
• M7: 5,266,593 km (0.039 R)
• M8: 6,816,876 km (0.062 R)
• M9: 7,288,408 km (0.068 R)
• M10: 8,088,458 km (0.054 R)
• M11: 9,057,852 km (0.107 R)
• M12: 10,023,207 km (0.03 R)
• M13: 10,551,736 km (0.117 R)
• M14: 11,271,152 km (0.078 R)
• M15: 11,843,065 km (0.043 R)
• M16: 13,431,196 km (0.062 R)
• M17: 14,635,010 km (0.082 R)
• M18: 15,855,130 km (0.058 R)
• M19: 17,084,526 km (0.053 R)
• M20: 19,170,369 km (0.06 R)
• M21: 19,859,716 km (0.077 R)
• M22: 21,823,936 km (0.117 R)
• M23: 22,300,255 km (0.108 R)
• M24: 23,273,988 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.1

Radius: 13.4

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.15 AU - 5.61 AU

Year: 6961 Days

Day: 13.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,232,951 km

• M1: 166,652 km (0.034 R)
• M2: 608,714 km (0.051 R)
• M3: 1,049,130 km (0.08 R)
• M4: 2,008,651 km (0.119 R)
• M5: 2,648,630 km (0.116 R)
• M6: 3,537,391 km (0.085 R)
• M7: 4,103,619 km (0.116 R)
• M8: 4,644,715 km (0.028 R)
• M9: 5,609,920 km (0.04 R)
• M10: 6,072,477 km (0.105 R)
• M11: 7,937,364 km (0.111 R)
• M12: 9,966,809 km (0.034 R)
• M13: 10,898,803 km (0.088 R)
• M14: 11,360,163 km (0.081 R)
• M15: 11,834,538 km (0.062 R)
• M16: 14,347,483 km (0.097 R)
• M17: 19,419,449 km (0.088 R)
• M18: 19,946,482 km (0.095 R)
• M19: 21,029,421 km (0.083 R)
• M20: 30,234,328 km (0.059 R)
• M21: 32,498,791 km (0.041 R)
• M22: 37,944,902 km (0.071 R)
• M23: 39,485,909 km (0.116 R)
• M24: 41,439,209 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.6

Radius: 12.1

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.92 AU - 6.1 AU

Year: 7241 Days

Day: 14.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,232,951 km

• M1: 150,645 km (0.109 R)
• M2: 665,112 km (0.112 R)
• M3: 1,046,886 km (0.059 R)
• M4: 1,768,247 km (0.103 R)
• M5: 2,203,577 km (0.087 R)
• M6: 2,799,575 km (0.08 R)
• M7: 3,500,889 km (0.089 R)
• M8: 4,389,800 km (0.058 R)
• M9: 4,954,233 km (0.062 R)
• M10: 6,355,366 km (0.029 R)
• M11: 6,809,994 km (0.117 R)
• M12: 7,286,314 km (0.078 R)
• M13: 7,748,422 km (0.079 R)
• M14: 8,382,417 km (0.086 R)
• M15: 11,840,971 km (0.098 R)
• M16: 12,232,319 km (0.056 R)
• M17: 12,989,284 km (0.119 R)
• M18: 13,670,403 km (0.1 R)
• M19: 14,101,245 km (0.034 R)
• M20: 15,739,790 km (0.076 R)
• M21: 20,701,952 km (0.064 R)
• M22: 22,365,630 km (0.116 R)
• M23: 26,286,739 km (0.078 R)
• M24: 27,547,102 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.9

Radius: 3

Gravity: 22.88 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.55 AU - 9.73 AU

Year: 17842 Days

Day: 18.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,232,951 km

• M1: 37,399 km (0.082 R)
• M2: 150,795 km (0.068 R)
• M3: 294,558 km (0.118 R)
• M4: 1,498,372 km (0.09 R)
• M5: 1,908,719 km (0.109 R)
• M6: 2,166,626 km (0.096 R)
• M7: 2,447,272 km (0.089 R)
• M8: 3,012,752 km (0.107 R)
• M9: 3,685,942 km (0.104 R)
• M10: 4,631,101 km (0.075 R)
• M11: 5,972,246 km (0.116 R)
• M12: 7,427,684 km (0.102 R)
• M13: 7,593,438 km (0.089 R)
• M14: 9,437,531 km (0.09 R)
• M15: 12,178,763 km (0.103 R)
• M16: 19,473,903 km (0.091 R)
• M17: 19,709,968 km (0.045 R)
• M18: 25,774,965 km (0.099 R)
• M19: 26,059,500 km (0.041 R)
• M20: 32,309,550 km (0.107 R)
• M21: 35,251,990 km (0.101 R)
• M22: 38,244,845 km (0.111 R)
• M23: 42,448,845 km (0.08 R)
• M24: 42,713,034 km (0.08 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 18,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit