🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.9

Radius: 10.6

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.55 AU - 0.81 AU

Year: 357 Days

Day: 6.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 65,445,801 km

• M1: 131,945 km (0.062 R)
• M2: 515,215 km (0.117 R)
• M3: 1,933,702 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.1

Radius: 12.9

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.96 AU - 0.98 AU

Year: 607 Days

Day: 14.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 65,445,801 km

• M1: 160,519 km (0.11 R)
• M2: 583,282 km (0.119 R)
• M3: 993,779 km (0.057 R)
• M4: 1,566,140 km (0.096 R)
• M5: 2,173,657 km (0.086 R)
• M6: 2,676,007 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104

Radius: 9.2

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.25 AU - 2.31 AU

Year: 2189 Days

Day: 14.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,445,801 km

• M1: 114,442 km (0.087 R)
• M2: 491,130 km (0.105 R)
• M3: 823,536 km (0.114 R)
• M4: 1,267,992 km (0.066 R)
• M5: 2,135,659 km (0.099 R)
• M6: 2,910,576 km (0.066 R)
• M7: 3,425,492 km (0.119 R)
• M8: 3,922,755 km (0.029 R)
• M9: 4,723,553 km (0.053 R)
• M10: 6,323,203 km (0.11 R)
• M11: 7,118,615 km (0.026 R)
• M12: 7,421,850 km (0.048 R)
• M13: 7,929,734 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.5

Radius: 13.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.85 AU - 4.01 AU

Year: 4039 Days

Day: 5.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,445,801 km

• M1: 167,849 km (0.056 R)
• M2: 975,229 km (0.099 R)
• M3: 1,476,681 km (0.091 R)
• M4: 2,224,221 km (0.117 R)
• M5: 2,779,379 km (0.049 R)
• M6: 3,347,701 km (0.083 R)
• M7: 4,381,273 km (0.112 R)
• M8: 6,196,942 km (0.031 R)
• M9: 6,912,319 km (0.111 R)
• M10: 7,682,150 km (0.104 R)
• M11: 8,178,216 km (0.116 R)
• M12: 11,665,044 km (0.051 R)
• M13: 17,876,796 km (0.094 R)
• M14: 22,105,479 km (0.086 R)
• M15: 26,636,499 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.9

Radius: 8.5

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.81 AU - 4.68 AU

Year: 4599 Days

Day: 14.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,445,801 km

• M1: 105,766 km (0.069 R)
• M2: 382,223 km (0.098 R)
• M3: 885,171 km (0.113 R)
• M4: 1,630,916 km (0.106 R)
• M5: 2,229,906 km (0.112 R)
• M6: 2,863,602 km (0.115 R)
• M7: 3,185,537 km (0.026 R)
• M8: 4,699,617 km (0.075 R)
• M9: 5,098,146 km (0.115 R)
• M10: 5,793,776 km (0.096 R)
• M11: 6,490,752 km (0.083 R)
• M12: 6,828,395 km (0.108 R)
• M13: 7,145,393 km (0.058 R)
• M14: 7,809,158 km (0.079 R)
• M15: 9,648,015 km (0.105 R)
• M16: 10,500,275 km (0.11 R)
• M17: 13,260,206 km (0.075 R)
• M18: 15,098,016 km (0.1 R)
• M19: 15,366,095 km (0.093 R)
• M20: 16,022,381 km (0.111 R)
• M21: 17,567,278 km (0.107 R)
• M22: 17,923,620 km (0.097 R)
• M23: 19,146,283 km (0.098 R)
• M24: 20,099,222 km (0.081 R)
• M25: 22,514,779 km (0.1 R)
• M26: 23,720,089 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.6

Radius: 11

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.23 AU - 5.33 AU

Year: 7714 Days

Day: 13.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,445,801 km

• M1: 136,732 km (0.096 R)
• M2: 665,561 km (0.064 R)
• M3: 1,140,684 km (0.066 R)
• M4: 1,681,630 km (0.11 R)
• M5: 2,542,565 km (0.11 R)
• M6: 3,117,620 km (0.107 R)
• M7: 3,475,757 km (0.119 R)
• M8: 4,186,197 km (0.054 R)
• M9: 5,403,625 km (0.113 R)
• M10: 6,298,220 km (0.107 R)
• M11: 7,855,983 km (0.067 R)
• M12: 8,743,098 km (0.107 R)
• M13: 10,506,558 km (0.116 R)
• M14: 12,448,936 km (0.107 R)
• M15: 13,017,857 km (0.063 R)
• M16: 14,105,882 km (0.069 R)
• M17: 18,698,836 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.7

Radius: 7.6

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 10.51 AU - 11.43 AU

Year: 23102 Days

Day: 20.7 Hours

Environment

Temp: -242 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,445,801 km

• M1: 94,546 km (0.031 R)
• M2: 382,821 km (0.056 R)
• M3: 717,172 km (0.054 R)
• M4: 1,020,706 km (0.106 R)
• M5: 1,438,832 km (0.108 R)
• M6: 2,098,409 km (0.113 R)
• M7: 2,464,475 km (0.119 R)
• M8: 2,731,657 km (0.112 R)
• M9: 3,092,936 km (0.099 R)
• M10: 4,031,064 km (0.04 R)
• M11: 5,111,310 km (0.105 R)
• M12: 7,010,306 km (0.092 R)
• M13: 9,125,321 km (0.079 R)
• M14: 10,157,995 km (0.09 R)
• M15: 11,448,725 km (0.109 R)
• M16: 12,518,350 km (0.102 R)
• M17: 15,295,784 km (0.094 R)
• M18: 16,906,803 km (0.069 R)
• M19: 17,794,218 km (0.077 R)
• M20: 18,543,254 km (0.093 R)
• M21: 22,799,463 km (0.111 R)
• M22: 24,082,415 km (0.086 R)
• M23: 25,726,795 km (0.081 R)
• M24: 27,008,250 km (0.107 R)
• M25: 27,996,793 km (0.101 R)
• M26: 29,582,231 km (0.117 R)
• M27: 30,514,525 km (0.048 R)
• M28: 31,107,082 km (0.077 R)
• M29: 34,696,384 km (0.081 R)
• M30: 38,966,954 km (0.102 R)
• M31: 42,244,344 km (0.107 R)
• M32: 45,700,803 km (0.099 R)
• M33: 47,103,134 km (0.095 R)
• M34: 52,153,258 km (0.107 R)
• M35: 62,548,815 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 19,764 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit