🌌 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: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.3

Radius: 11.5

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.79 AU - 0.87 AU

Year: 496 Days

Day: 5.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,376,570 km

• M1: 143,016 km (0.112 R)
• M2: 758,012 km (0.111 R)
• M3: 1,210,247 km (0.085 R)
• M4: 1,626,727 km (0.069 R)
• M5: 2,053,829 km (0.065 R)
• M6: 2,497,387 km (0.089 R)
• M7: 3,004,823 km (0.117 R)
• M8: 3,693,721 km (0.104 R)
• M9: 4,089,856 km (0.072 R)
• M10: 4,588,017 km (0.075 R)
• M11: 5,435,938 km (0.109 R)
• M12: 5,827,735 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345

Radius: 8.4

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.23 AU - 3.93 AU

Year: 4444 Days

Day: 8.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,376,570 km

• M1: 104,569 km (0.082 R)
• M2: 441,613 km (0.118 R)
• M3: 1,886,429 km (0.094 R)
• M4: 2,312,484 km (0.105 R)
• M5: 2,769,057 km (0.046 R)
• M6: 3,105,951 km (0.081 R)
• M7: 3,623,709 km (0.072 R)
• M8: 4,394,737 km (0.104 R)
• M9: 5,552,624 km (0.117 R)
• M10: 9,280,753 km (0.1 R)
• M11: 11,085,053 km (0.109 R)
• M12: 12,246,830 km (0.112 R)
• M13: 12,788,374 km (0.07 R)
• M14: 13,871,014 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.6

Radius: 8.5

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.37 AU - 4.49 AU

Year: 5111 Days

Day: 5.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,376,570 km

• M1: 106,364 km (0.071 R)
• M2: 517,309 km (0.101 R)
• M3: 824,135 km (0.056 R)
• M4: 1,680,433 km (0.086 R)
• M5: 2,259,227 km (0.099 R)
• M6: 2,554,683 km (0.096 R)
• M7: 3,418,461 km (0.041 R)
• M8: 3,852,744 km (0.088 R)
• M9: 4,117,233 km (0.119 R)
• M10: 5,379,839 km (0.12 R)
• M11: 7,207,625 km (0.107 R)
• M12: 10,523,313 km (0.106 R)
• M13: 13,745,950 km (0.07 R)
• M14: 14,366,781 km (0.081 R)
• M15: 23,267,555 km (0.095 R)
• M16: 23,926,534 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.7

Radius: 8.9

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.01 AU - 4.57 AU

Year: 5829 Days

Day: 7.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 117.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,376,570 km

• M1: 111,301 km (0.11 R)
• M2: 648,208 km (0.068 R)
• M3: 1,042,847 km (0.109 R)
• M4: 1,365,081 km (0.083 R)
• M5: 1,650,364 km (0.069 R)
• M6: 2,216,442 km (0.049 R)
• M7: 2,583,854 km (0.086 R)
• M8: 3,654,078 km (0.111 R)
• M9: 4,803,139 km (0.07 R)
• M10: 6,093,121 km (0.032 R)
• M11: 6,848,591 km (0.069 R)
• M12: 7,962,347 km (0.087 R)
• M13: 9,192,640 km (0.118 R)
• M14: 10,264,508 km (0.102 R)
• M15: 13,024,290 km (0.051 R)
• M16: 13,305,983 km (0.104 R)
• M17: 14,827,094 km (0.079 R)
• M18: 15,867,996 km (0.087 R)
• M19: 18,445,866 km (0.078 R)

Asteroid Belt

Center: 5.29 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.3

Radius: 3.1

Gravity: 81.09 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.96 AU - 6.62 AU

Year: 10349 Days

Day: 21.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 36,376,570 km

• M1: 38,746 km (0.078 R)
• M2: 232,774 km (0.097 R)
• M3: 454,030 km (0.112 R)
• M4: 818,899 km (0.095 R)
• M5: 1,012,329 km (0.089 R)
• M6: 1,489,995 km (0.079 R)
• M7: 1,927,569 km (0.091 R)
• M8: 2,307,996 km (0.058 R)
• M9: 2,445,327 km (0.105 R)
• M10: 2,650,874 km (0.112 R)
• M11: 2,801,519 km (0.07 R)
• M12: 3,215,307 km (0.108 R)
• M13: 3,361,913 km (0.051 R)
• M14: 3,642,259 km (0.027 R)
• M15: 3,774,803 km (0.045 R)
• M16: 4,278,499 km (0.114 R)
• M17: 6,864,448 km (0.074 R)
• M18: 8,049,263 km (0.112 R)
• M19: 8,365,363 km (0.108 R)
• M20: 9,022,397 km (0.086 R)
• M21: 9,314,263 km (0.073 R)
• M22: 12,408,395 km (0.052 R)
• M23: 12,527,924 km (0.034 R)
• M24: 15,424,588 km (0.094 R)
• M25: 17,137,932 km (0.093 R)
• M26: 18,425,521 km (0.035 R)
• M27: 18,659,193 km (0.088 R)
• M28: 19,857,621 km (0.115 R)
• M29: 23,211,755 km (0.099 R)
• M30: 23,759,134 km (0.1 R)
• M31: 27,936,206 km (0.077 R)
• M32: 32,804,569 km (0.076 R)
• M33: 39,485,161 km (0.118 R)
• M34: 44,455,251 km (0.103 R)
• M35: 47,453,492 km (0.05 R)
• M36: 48,927,480 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.7

Radius: 5.8

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.06 AU - 7.8 AU

Year: 10696 Days

Day: 21.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,376,570 km

• M1: 72,555 km (0.075 R)
• M2: 380,278 km (0.114 R)
• M3: 580,290 km (0.098 R)
• M4: 912,547 km (0.094 R)
• M5: 1,751,941 km (0.093 R)
• M6: 2,048,593 km (0.11 R)
• M7: 6,244,963 km (0.096 R)
• M8: 7,874,682 km (0.097 R)
• M9: 12,901,919 km (0.08 R)
• M10: 13,120,930 km (0.075 R)
• M11: 13,735,927 km (0.076 R)
• M12: 17,633,849 km (0.064 R)
• M13: 24,812,602 km (0.09 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: 261 - 12,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit