🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.3

Radius: 13

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.91 AU - 1.03 AU

Year: 627 Days

Day: 5.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 36,051,724 km

• M1: 162,762 km (0.092 R)
• M2: 638,633 km (0.102 R)
• M3: 1,063,641 km (0.066 R)
• M4: 1,728,753 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.3

Radius: 12.7

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.04 AU - 1.48 AU

Year: 928 Days

Day: 8.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,051,724 km

• M1: 158,125 km (0.105 R)
• M2: 560,842 km (0.097 R)
• M3: 1,316,910 km (0.097 R)
• M4: 2,067,143 km (0.075 R)
• M5: 2,673,314 km (0.118 R)
• M6: 3,100,416 km (0.091 R)
• M7: 3,710,326 km (0.102 R)
• M8: 4,211,030 km (0.113 R)
• M9: 4,775,014 km (0.11 R)
• M10: 5,329,275 km (0.028 R)
• M11: 6,613,273 km (0.098 R)
• M12: 8,387,803 km (0.094 R)
• M13: 9,429,453 km (0.111 R)
• M14: 10,304,601 km (0.114 R)
• M15: 10,746,213 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.8

Radius: 10.2

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.46 AU - 2.82 AU

Year: 2814 Days

Day: 13.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,051,724 km

• M1: 126,859 km (0.091 R)
• M2: 485,146 km (0.025 R)
• M3: 828,323 km (0.036 R)
• M4: 1,221,317 km (0.065 R)
• M5: 1,728,603 km (0.105 R)
• M6: 2,319,665 km (0.081 R)
• M7: 2,931,520 km (0.117 R)
• M8: 3,506,125 km (0.101 R)
• M9: 4,837,098 km (0.07 R)
• M10: 6,531,443 km (0.12 R)
• M11: 6,940,743 km (0.116 R)
• M12: 8,209,782 km (0.118 R)
• M13: 8,882,972 km (0.095 R)
• M14: 9,351,961 km (0.118 R)
• M15: 9,731,940 km (0.077 R)
• M16: 10,449,411 km (0.117 R)
• M17: 11,989,671 km (0.107 R)
• M18: 12,315,046 km (0.059 R)
• M19: 12,983,450 km (0.099 R)
• M20: 13,326,627 km (0.08 R)
• M21: 14,256,527 km (0.101 R)
• M22: 15,999,343 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.2

Radius: 12.3

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.59 AU - 2.99 AU

Year: 3057 Days

Day: 6.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,051,724 km

• M1: 153,188 km (0.059 R)
• M2: 556,055 km (0.112 R)
• M3: 951,143 km (0.113 R)
• M4: 1,683,874 km (0.095 R)
• M5: 2,078,962 km (0.082 R)
• M6: 4,485,543 km (0.101 R)
• M7: 4,872,851 km (0.108 R)
• M8: 5,307,583 km (0.081 R)
• M9: 5,821,003 km (0.096 R)
• M10: 8,797,851 km (0.064 R)
• M11: 11,285,514 km (0.06 R)
• M12: 11,963,491 km (0.062 R)
• M13: 14,849,982 km (0.097 R)
• M14: 16,996,412 km (0.06 R)
• M15: 19,163,487 km (0.116 R)
• M16: 20,375,380 km (0.094 R)
• M17: 20,874,139 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.8

Radius: 14.7

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.61 AU - 3.63 AU

Year: 4518 Days

Day: 7.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,051,724 km

• M1: 182,809 km (0.119 R)
• M2: 715,377 km (0.079 R)
• M3: 1,560,007 km (0.119 R)
• M4: 2,245,015 km (0.059 R)
• M5: 2,745,121 km (0.113 R)
• M6: 3,481,442 km (0.119 R)
• M7: 4,370,651 km (0.067 R)
• M8: 5,462,865 km (0.051 R)
• M9: 6,860,259 km (0.07 R)
• M10: 7,433,369 km (0.062 R)
• M11: 9,027,035 km (0.077 R)
• M12: 10,095,463 km (0.095 R)
• M13: 11,246,618 km (0.061 R)
• M14: 11,712,017 km (0.054 R)
• M15: 12,632,044 km (0.089 R)
• M16: 14,452,501 km (0.112 R)
• M17: 15,798,134 km (0.114 R)
• M18: 17,596,001 km (0.072 R)
• M19: 18,161,032 km (0.068 R)
• M20: 18,933,256 km (0.066 R)
• M21: 20,612,492 km (0.052 R)
• M22: 21,240,654 km (0.065 R)
• M23: 26,326,682 km (0.103 R)
• M24: 27,232,796 km (0.082 R)
• M25: 28,760,340 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.8

Radius: 14.8

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.58 AU - 4.72 AU

Year: 5546 Days

Day: 11.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,051,724 km

• M1: 184,155 km (0.108 R)
• M2: 775,515 km (0.025 R)
• M3: 1,650,364 km (0.032 R)
• M4: 2,414,061 km (0.098 R)
• M5: 3,573,444 km (0.106 R)
• M6: 5,050,723 km (0.087 R)
• M7: 5,527,791 km (0.096 R)
• M8: 6,034,928 km (0.119 R)
• M9: 6,508,255 km (0.113 R)
• M10: 7,856,731 km (0.109 R)
• M11: 10,553,232 km (0.1 R)
• M12: 12,460,156 km (0.118 R)
• M13: 13,336,800 km (0.119 R)
• M14: 14,643,836 km (0.112 R)
• M15: 15,679,054 km (0.092 R)
• M16: 16,762,441 km (0.096 R)
• M17: 17,959,673 km (0.109 R)
• M18: 20,034,596 km (0.071 R)
• M19: 26,120,985 km (0.083 R)
• M20: 28,163,295 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.7

Radius: 9.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.53 AU - 6.87 AU

Year: 8927 Days

Day: 12.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,051,724 km

• M1: 121,922 km (0.105 R)
• M2: 439,070 km (0.105 R)
• M3: 863,030 km (0.056 R)
• M4: 1,196,633 km (0.044 R)
• M5: 2,485,269 km (0.111 R)
• M6: 3,012,901 km (0.082 R)
• M7: 3,434,169 km (0.11 R)
• M8: 4,291,963 km (0.119 R)
• M9: 4,743,748 km (0.087 R)
• M10: 5,256,570 km (0.026 R)
• M11: 5,774,328 km (0.091 R)
• M12: 7,384,151 km (0.101 R)
• M13: 8,192,428 km (0.099 R)
• M14: 9,491,985 km (0.107 R)
• M15: 11,465,031 km (0.057 R)
• M16: 13,753,579 km (0.118 R)
• M17: 14,677,795 km (0.111 R)
• M18: 19,641,153 km (0.041 R)
• M19: 21,797,756 km (0.064 R)
• M20: 24,025,268 km (0.106 R)
• M21: 25,109,404 km (0.09 R)
• M22: 25,535,010 km (0.051 R)
• M23: 28,189,924 km (0.094 R)
• M24: 34,145,864 km (0.073 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 17,811 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit