🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387

Radius: 10

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.92 AU - 0.92 AU

Year: 570 Days

Day: 10.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,602,615 km

• M1: 124,316 km (0.07 R)
• M2: 439,519 km (0.103 R)
• M3: 812,466 km (0.049 R)
• M4: 1,315,863 km (0.073 R)
• M5: 1,859,352 km (0.069 R)
• M6: 2,267,904 km (0.082 R)
• M7: 2,685,431 km (0.082 R)
• M8: 2,999,138 km (0.113 R)
• M9: 3,945,345 km (0.105 R)
• M10: 5,205,408 km (0.043 R)
• M11: 5,546,191 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.1

Radius: 8.8

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.18 AU - 1.26 AU

Year: 870 Days

Day: 6.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,602,615 km

• M1: 109,506 km (0.089 R)
• M2: 465,399 km (0.086 R)
• M3: 949,946 km (0.098 R)
• M4: 1,444,068 km (0.093 R)
• M5: 1,918,593 km (0.092 R)
• M6: 2,224,221 km (0.061 R)
• M7: 2,817,526 km (0.114 R)
• M8: 3,203,339 km (0.076 R)
• M9: 3,649,290 km (0.059 R)
• M10: 4,108,706 km (0.071 R)
• M11: 4,474,622 km (0.059 R)
• M12: 5,502,210 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.9

Radius: 13.9

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.8 AU - 3.02 AU

Year: 3205 Days

Day: 14.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,602,615 km

• M1: 172,935 km (0.064 R)
• M2: 616,493 km (0.103 R)
• M3: 1,152,352 km (0.085 R)
• M4: 1,820,606 km (0.102 R)
• M5: 2,265,809 km (0.065 R)
• M6: 2,739,586 km (0.096 R)
• M7: 4,046,024 km (0.064 R)
• M8: 4,535,658 km (0.079 R)
• M9: 6,038,967 km (0.112 R)
• M10: 7,339,272 km (0.063 R)
• M11: 8,390,945 km (0.104 R)
• M12: 8,919,474 km (0.096 R)
• M13: 9,470,293 km (0.108 R)
• M14: 10,413,957 km (0.118 R)
• M15: 11,579,623 km (0.111 R)
• M16: 12,235,909 km (0.09 R)
• M17: 12,744,392 km (0.116 R)
• M18: 13,533,521 km (0.086 R)
• M19: 17,869,466 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.3

Radius: 10.4

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.96 AU - 6.24 AU

Year: 7437 Days

Day: 13.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,602,615 km

• M1: 129,402 km (0.035 R)
• M2: 469,139 km (0.088 R)
• M3: 1,370,167 km (0.084 R)
• M4: 1,740,272 km (0.046 R)
• M5: 2,386,834 km (0.106 R)
• M6: 2,806,606 km (0.119 R)
• M7: 4,974,129 km (0.094 R)
• M8: 6,135,009 km (0.068 R)
• M9: 6,742,376 km (0.081 R)
• M10: 8,035,350 km (0.101 R)
• M11: 8,415,179 km (0.089 R)
• M12: 10,055,819 km (0.051 R)
• M13: 11,577,828 km (0.109 R)
• M14: 12,731,078 km (0.104 R)
• M15: 14,385,630 km (0.103 R)
• M16: 15,009,902 km (0.085 R)
• M17: 17,548,129 km (0.06 R)
• M18: 20,908,696 km (0.094 R)
• M19: 21,791,024 km (0.108 R)
• M20: 23,034,183 km (0.074 R)
• M21: 23,802,218 km (0.094 R)
• M22: 24,675,720 km (0.093 R)
• M23: 25,389,751 km (0.108 R)
• M24: 34,178,027 km (0.105 R)
• M25: 35,514,535 km (0.109 R)
• M26: 38,887,966 km (0.117 R)
• M27: 41,335,088 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.4

Radius: 3.6

Gravity: 36.99 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.48 AU - 8.88 AU

Year: 13742 Days

Day: 24.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,602,615 km

• M1: 45,328 km (0.11 R)
• M2: 215,122 km (0.09 R)
• M3: 331,359 km (0.098 R)
• M4: 490,980 km (0.119 R)
• M5: 979,268 km (0.103 R)
• M6: 1,478,027 km (0.102 R)
• M7: 1,625,680 km (0.025 R)
• M8: 1,849,030 km (0.114 R)
• M9: 2,838,620 km (0.117 R)
• M10: 3,044,017 km (0.071 R)
• M11: 3,459,152 km (0.059 R)
• M12: 3,883,262 km (0.074 R)
• M13: 4,707,546 km (0.071 R)
• M14: 6,653,964 km (0.088 R)
• M15: 7,265,520 km (0.102 R)
• M16: 10,405,878 km (0.098 R)
• M17: 11,004,569 km (0.049 R)
• M18: 11,171,670 km (0.101 R)
• M19: 11,683,444 km (0.044 R)
• M20: 20,574,794 km (0.111 R)
• M21: 22,306,389 km (0.117 R)
• M22: 24,699,506 km (0.101 R)
• M23: 25,275,159 km (0.102 R)
• M24: 25,566,276 km (0.045 R)
• M25: 27,666,929 km (0.114 R)
• M26: 29,556,799 km (0.08 R)
• M27: 32,208,122 km (0.106 R)
• M28: 35,496,433 km (0.096 R)
• M29: 36,847,152 km (0.062 R)
• M30: 38,615,399 km (0.096 R)
• M31: 39,001,511 km (0.092 R)
• M32: 42,593,356 km (0.117 R)
• M33: 43,005,498 km (0.115 R)
• M34: 46,835,802 km (0.106 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 19,206 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit