🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.1

Radius: 11.8

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.84 AU - 0.94 AU

Year: 569 Days

Day: 12.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,351,525 km

• M1: 146,905 km (0.089 R)
• M2: 662,270 km (0.072 R)
• M3: 1,103,583 km (0.067 R)
• M4: 1,514,828 km (0.108 R)
• M5: 1,965,267 km (0.12 R)
• M6: 2,458,043 km (0.089 R)
• M7: 2,883,649 km (0.116 R)
• M8: 3,524,227 km (0.082 R)
• M9: 4,068,464 km (0.032 R)
• M10: 4,481,055 km (0.1 R)
• M11: 4,982,357 km (0.104 R)
• M12: 5,586,732 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.8

Radius: 8.3

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.38 AU - 1.44 AU

Year: 1136 Days

Day: 14.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,351,525 km

• M1: 103,223 km (0.061 R)
• M2: 378,931 km (0.111 R)
• M3: 902,075 km (0.076 R)
• M4: 1,216,380 km (0.118 R)
• M5: 1,549,984 km (0.103 R)
• M6: 1,975,739 km (0.038 R)
• M7: 2,368,733 km (0.078 R)
• M8: 3,120,013 km (0.04 R)
• M9: 3,670,982 km (0.11 R)
• M10: 4,693,184 km (0.08 R)
• M11: 5,961,475 km (0.086 R)
• M12: 6,423,134 km (0.113 R)
• M13: 6,883,746 km (0.046 R)
• M14: 7,392,080 km (0.098 R)
• M15: 7,708,928 km (0.093 R)
• M16: 8,426,698 km (0.109 R)
• M17: 9,309,326 km (0.068 R)
• M18: 9,931,204 km (0.059 R)
• M19: 10,284,854 km (0.065 R)
• M20: 10,814,131 km (0.086 R)
• M21: 11,963,342 km (0.069 R)
• M22: 12,253,711 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.2

Radius: 9

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.32 AU - 2.18 AU

Year: 1570 Days

Day: 13.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 76,351,525 km

• M1: 122,521 km (0.053 R)
• M2: 2,571,737 km (0.096 R)
• M3: 4,639,479 km (0.038 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.9

Radius: 8

Gravity: 13.48 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.91 AU - 9.31 AU

Year: 14239 Days

Day: 20.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,351,525 km

• M1: 99,483 km (0.105 R)
• M2: 382,821 km (0.114 R)
• M3: 740,659 km (0.1 R)
• M4: 1,061,546 km (0.12 R)
• M5: 1,330,823 km (0.042 R)
• M6: 1,937,442 km (0.093 R)
• M7: 2,559,021 km (0.045 R)
• M8: 3,333,190 km (0.111 R)
• M9: 4,775,314 km (0.101 R)
• M10: 5,596,606 km (0.101 R)
• M11: 6,140,693 km (0.079 R)
• M12: 6,550,592 km (0.087 R)
• M13: 7,425,141 km (0.113 R)
• M14: 10,005,255 km (0.085 R)
• M15: 10,748,009 km (0.118 R)
• M16: 14,159,588 km (0.114 R)
• M17: 17,168,600 km (0.119 R)
• M18: 21,497,214 km (0.078 R)
• M19: 26,394,749 km (0.106 R)
• M20: 27,368,631 km (0.069 R)
• M21: 31,264,160 km (0.079 R)
• M22: 48,429,169 km (0.058 R)
• M23: 50,544,333 km (0.11 R)
• M24: 51,374,003 km (0.094 R)
• M25: 62,809,863 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.2

Radius: 3.2

Gravity: 64.57 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.95 AU - 9.09 AU

Year: 15405 Days

Day: 21.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,351,525 km

• M1: 56,398 km (0.103 R)
• M2: 198,666 km (0.116 R)
• M3: 530,025 km (0.066 R)
• M4: 2,309,043 km (0.101 R)
• M5: 3,423,248 km (0.108 R)
• M6: 3,532,155 km (0.031 R)
• M7: 5,529,586 km (0.099 R)
• M8: 6,146,079 km (0.118 R)
• M9: 7,514,451 km (0.092 R)
• M10: 8,614,743 km (0.103 R)
• M11: 9,655,196 km (0.079 R)
• M12: 10,545,603 km (0.098 R)
• M13: 10,951,911 km (0.088 R)
• M14: 13,074,555 km (0.083 R)
• M15: 13,884,777 km (0.088 R)
• M16: 17,784,344 km (0.093 R)
• M17: 19,633,075 km (0.113 R)
• M18: 26,255,324 km (0.119 R)
• M19: 31,648,327 km (0.092 R)
• M20: 36,934,218 km (0.078 R)
• M21: 38,682,269 km (0.107 R)
• M22: 43,957,838 km (0.106 R)
• M23: 58,386,852 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.4

Radius: 3.4

Gravity: 85.67 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.44 AU - 10.5 AU

Year: 16719 Days

Day: 16.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,351,525 km

• M1: 42,336 km (0.094 R)
• M2: 202,256 km (0.119 R)
• M3: 343,327 km (0.074 R)
• M4: 719,117 km (0.106 R)
• M5: 832,811 km (0.12 R)
• M6: 1,206,208 km (0.049 R)
• M7: 2,021,366 km (0.104 R)
• M8: 2,271,943 km (0.094 R)
• M9: 2,473,152 km (0.101 R)
• M10: 2,613,774 km (0.029 R)
• M11: 3,752,962 km (0.093 R)
• M12: 5,695,939 km (0.099 R)
• M13: 8,272,313 km (0.103 R)
• M14: 10,587,341 km (0.068 R)
• M15: 15,397,959 km (0.108 R)
• M16: 16,690,485 km (0.088 R)
• M17: 28,882,113 km (0.095 R)
• M18: 29,363,369 km (0.081 R)
• M19: 33,014,006 km (0.083 R)
• M20: 35,700,784 km (0.053 R)
• M21: 36,255,044 km (0.114 R)
• M22: 36,955,910 km (0.038 R)
• M23: 37,523,036 km (0.055 R)
• M24: 38,674,790 km (0.081 R)
• M25: 40,596,075 km (0.118 R)
• M26: 41,199,852 km (0.072 R)
• M27: 44,149,772 km (0.075 R)
• M28: 45,271,008 km (0.089 R)
• M29: 49,774,054 km (0.069 R)
• M30: 53,476,152 km (0.114 R)
• M31: 64,236,129 km (0.037 R)
• M32: 66,924,851 km (0.108 R)
• M33: 75,894,590 km (0.057 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 15,879 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit