🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.2

Radius: 10.1

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.63 AU - 1.05 AU

Year: 497 Days

Day: 9.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,762,320 km

• M1: 125,662 km (0.081 R)
• M2: 459,116 km (0.068 R)
• M3: 889,958 km (0.107 R)
• M4: 1,256,772 km (0.091 R)
• M5: 1,628,522 km (0.11 R)
• M6: 2,057,719 km (0.05 R)
• M7: 2,423,934 km (0.101 R)
• M8: 3,061,072 km (0.078 R)
• M9: 3,588,404 km (0.044 R)
• M10: 3,956,116 km (0.052 R)
• M11: 4,811,068 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.2

Radius: 11.5

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.12 AU - 1.68 AU

Year: 1070 Days

Day: 10.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,762,320 km

• M1: 143,016 km (0.075 R)
• M2: 527,632 km (0.092 R)
• M3: 900,579 km (0.113 R)
• M4: 1,280,408 km (0.073 R)
• M5: 1,854,266 km (0.099 R)
• M6: 2,271,195 km (0.116 R)
• M7: 2,750,656 km (0.112 R)
• M8: 3,144,846 km (0.116 R)
• M9: 5,116,995 km (0.11 R)
• M10: 7,597,178 km (0.073 R)
• M11: 8,065,420 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.1

Radius: 9.2

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.96 AU - 3.22 AU

Year: 2691 Days

Day: 9 Hours

Environment

Temp: -190 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,762,320 km

• M1: 115,490 km (0.109 R)
• M2: 512,522 km (0.096 R)
• M3: 1,168,808 km (0.056 R)
• M4: 1,521,710 km (0.093 R)
• M5: 2,351,529 km (0.053 R)
• M6: 3,049,553 km (0.103 R)
• M7: 4,611,803 km (0.077 R)
• M8: 5,289,781 km (0.115 R)
• M9: 6,215,941 km (0.088 R)
• M10: 6,511,098 km (0.107 R)
• M11: 7,014,345 km (0.116 R)
• M12: 11,694,066 km (0.119 R)
• M13: 13,257,662 km (0.103 R)
• M14: 15,244,621 km (0.051 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.5

Radius: 8

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.87 AU - 6.21 AU

Year: 9585 Days

Day: 20.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,762,320 km

• M1: 99,483 km (0.08 R)
• M2: 349,012 km (0.104 R)
• M3: 803,640 km (0.046 R)
• M4: 1,115,551 km (0.098 R)
• M5: 1,495,829 km (0.054 R)
• M6: 2,141,494 km (0.119 R)
• M7: 3,387,943 km (0.058 R)
• M8: 4,812,115 km (0.108 R)
• M9: 7,619,917 km (0.052 R)
• M10: 9,114,849 km (0.117 R)
• M11: 9,711,894 km (0.097 R)
• M12: 11,858,174 km (0.118 R)
• M13: 19,667,333 km (0.101 R)
• M14: 26,237,522 km (0.118 R)
• M15: 28,506,622 km (0.026 R)
• M16: 31,475,093 km (0.109 R)
• M17: 32,248,065 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.7

Radius: 7.1

Gravity: 15.69 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.4 AU - 9.26 AU

Year: 16942 Days

Day: 24 Hours

Environment

Temp: -228 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,762,320 km

• M1: 88,263 km (0.102 R)
• M2: 477,367 km (0.057 R)
• M3: 703,110 km (0.042 R)
• M4: 1,014,573 km (0.077 R)
• M5: 2,173,507 km (0.061 R)
• M6: 2,426,926 km (0.088 R)
• M7: 2,676,456 km (0.034 R)
• M8: 2,918,206 km (0.104 R)
• M9: 3,645,102 km (0.04 R)
• M10: 4,935,533 km (0.063 R)
• M11: 6,335,021 km (0.074 R)
• M12: 6,766,760 km (0.082 R)
• M13: 7,357,074 km (0.098 R)
• M14: 10,955,800 km (0.064 R)
• M15: 12,223,193 km (0.072 R)
• M16: 13,166,707 km (0.104 R)
• M17: 17,848,971 km (0.104 R)
• M18: 19,061,461 km (0.027 R)
• M19: 22,135,249 km (0.104 R)
• M20: 22,827,289 km (0.116 R)
• M21: 24,358,572 km (0.108 R)
• M22: 30,925,321 km (0.092 R)
• M23: 32,543,670 km (0.113 R)
• M24: 34,480,215 km (0.04 R)
• M25: 35,275,776 km (0.096 R)
• M26: 37,179,858 km (0.08 R)
• M27: 39,294,873 km (0.113 R)
• M28: 42,995,924 km (0.067 R)
• M29: 48,558,422 km (0.095 R)
• M30: 53,869,744 km (0.11 R)
• M31: 60,508,300 km (0.099 R)
• M32: 64,422,079 km (0.119 R)
• M33: 69,757,786 km (0.107 R)
• M34: 71,456,919 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.2

Radius: 6

Gravity: 24.78 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.44 AU - 11.02 AU

Year: 18106 Days

Day: 21.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,762,320 km

• M1: 74,949 km (0.106 R)
• M2: 375,191 km (0.12 R)
• M3: 686,804 km (0.113 R)
• M4: 1,743,713 km (0.076 R)
• M5: 2,620,356 km (0.111 R)
• M6: 3,609,348 km (0.08 R)
• M7: 4,790,124 km (0.053 R)
• M8: 5,273,774 km (0.046 R)
• M9: 6,692,410 km (0.098 R)
• M10: 9,047,679 km (0.068 R)
• M11: 9,270,580 km (0.065 R)
• M12: 9,554,367 km (0.103 R)
• M13: 10,020,514 km (0.077 R)
• M14: 10,319,411 km (0.071 R)
• M15: 10,810,092 km (0.091 R)
• M16: 13,644,822 km (0.085 R)
• M17: 14,086,584 km (0.043 R)
• M18: 15,154,115 km (0.113 R)
• M19: 17,192,984 km (0.053 R)
• M20: 18,589,779 km (0.093 R)
• M21: 26,835,913 km (0.11 R)
• M22: 27,645,537 km (0.086 R)
• M23: 27,879,957 km (0.099 R)
• M24: 37,083,517 km (0.079 R)
• M25: 38,232,429 km (0.116 R)
• M26: 45,628,847 km (0.064 R)
• M27: 46,450,139 km (0.107 R)
• M28: 54,106,857 km (0.11 R)
• M29: 59,979,172 km (0.1 R)
• M30: 60,175,444 km (0.099 R)
• M31: 60,964,423 km (0.107 R)
• M32: 65,844,306 km (0.102 R)
• M33: 74,092,684 km (0.103 R)
• M34: 74,544,918 km (0.108 R)
• M35: 77,297,070 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 17,320 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit