🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937

Radius: 13.4

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.64 AU - 0.78 AU

Year: 413 Days

Day: 8.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,118,207 km

• M1: 166,652 km (0.067 R)
• M2: 635,193 km (0.118 R)
• M3: 1,179,729 km (0.078 R)
• M4: 1,906,176 km (0.047 R)
• M5: 2,382,196 km (0.065 R)
• M6: 2,809,598 km (0.073 R)
• M7: 3,480,843 km (0.089 R)
• M8: 4,257,107 km (0.061 R)
• M9: 4,877,788 km (0.089 R)
• M10: 5,677,688 km (0.073 R)
• M11: 6,154,905 km (0.035 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.7

Radius: 12

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.75 AU - 1.05 AU

Year: 589 Days

Day: 14.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,118,207 km

• M1: 149,299 km (0.117 R)
• M2: 635,941 km (0.11 R)
• M3: 1,193,941 km (0.063 R)
• M4: 1,726,958 km (0.118 R)
• M5: 2,199,238 km (0.064 R)
• M6: 2,757,538 km (0.074 R)
• M7: 3,771,811 km (0.114 R)
• M8: 4,220,455 km (0.109 R)
• M9: 4,952,288 km (0.115 R)
• M10: 5,785,698 km (0.086 R)
• M11: 6,424,929 km (0.097 R)
• M12: 7,110,985 km (0.075 R)
• M13: 7,685,291 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.1

Radius: 14.9

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.01 AU - 1.49 AU

Year: 965 Days

Day: 12.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,118,207 km

• M1: 185,651 km (0.036 R)
• M2: 828,024 km (0.079 R)
• M3: 1,409,810 km (0.077 R)
• M4: 2,245,913 km (0.066 R)
• M5: 2,868,240 km (0.093 R)
• M6: 3,395,722 km (0.065 R)
• M7: 3,867,255 km (0.092 R)
• M8: 4,769,330 km (0.096 R)
• M9: 5,827,735 km (0.092 R)
• M10: 6,402,490 km (0.107 R)
• M11: 7,860,022 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.7

Radius: 8.1

Gravity: 10.65 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.59 AU - 1.73 AU

Year: 1476 Days

Day: 7.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,118,207 km

• M1: 100,829 km (0.086 R)
• M2: 366,964 km (0.066 R)
• M3: 674,238 km (0.067 R)
• M4: 944,112 km (0.109 R)
• M5: 1,394,252 km (0.031 R)
• M6: 1,674,449 km (0.118 R)
• M7: 2,160,642 km (0.094 R)
• M8: 3,077,677 km (0.107 R)
• M9: 3,558,335 km (0.077 R)
• M10: 4,123,965 km (0.096 R)
• M11: 4,768,133 km (0.118 R)
• M12: 5,390,610 km (0.112 R)
• M13: 5,880,692 km (0.102 R)
• M14: 7,289,156 km (0.073 R)
• M15: 8,461,704 km (0.11 R)
• M16: 9,279,107 km (0.085 R)
• M17: 9,755,277 km (0.098 R)
• M18: 10,214,543 km (0.063 R)
• M19: 10,965,075 km (0.08 R)
• M20: 12,121,766 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.1

Radius: 10.7

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.54 AU - 5.2 AU

Year: 6306 Days

Day: 13.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,118,207 km

• M1: 133,142 km (0.089 R)
• M2: 740,509 km (0.114 R)
• M3: 1,393,654 km (0.102 R)
• M4: 1,935,348 km (0.036 R)
• M5: 2,297,973 km (0.054 R)
• M6: 2,631,875 km (0.119 R)
• M7: 3,226,228 km (0.087 R)
• M8: 3,981,099 km (0.045 R)
• M9: 4,738,363 km (0.103 R)
• M10: 6,034,329 km (0.106 R)
• M11: 6,712,157 km (0.118 R)
• M12: 9,713,240 km (0.119 R)
• M13: 14,198,932 km (0.067 R)
• M14: 15,832,092 km (0.119 R)
• M15: 17,186,252 km (0.082 R)
• M16: 19,684,836 km (0.099 R)
• M17: 23,543,713 km (0.114 R)
• M18: 24,455,811 km (0.106 R)
• M19: 25,048,219 km (0.098 R)
• M20: 26,350,169 km (0.076 R)
• M21: 27,514,639 km (0.105 R)
• M22: 31,710,560 km (0.078 R)
• M23: 32,924,995 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.9

Radius: 9.3

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.67 AU - 5.93 AU

Year: 8422 Days

Day: 6.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 69,118,207 km

• M1: 121,025 km (0.064 R)
• M2: 489,634 km (0.098 R)
• M3: 1,385,725 km (0.106 R)
• M4: 2,634,419 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586

Radius: 6.3

Gravity: 14.76 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.53 AU - 7.17 AU

Year: 12375 Days

Day: 23.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 114.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,118,207 km

• M1: 78,389 km (0.072 R)
• M2: 420,819 km (0.108 R)
• M3: 758,012 km (0.077 R)
• M4: 1,120,638 km (0.119 R)
• M5: 1,342,491 km (0.069 R)
• M6: 1,715,289 km (0.12 R)
• M7: 2,012,241 km (0.069 R)
• M8: 2,362,450 km (0.116 R)
• M9: 3,161,003 km (0.041 R)
• M10: 3,930,684 km (0.104 R)
• M11: 4,478,960 km (0.052 R)
• M12: 5,480,967 km (0.106 R)
• M13: 6,507,507 km (0.097 R)
• M14: 7,273,448 km (0.072 R)
• M15: 8,982,903 km (0.104 R)
• M16: 14,196,688 km (0.11 R)
• M17: 20,284,274 km (0.051 R)
• M18: 20,787,971 km (0.068 R)
• M19: 21,214,175 km (0.087 R)
• M20: 23,158,498 km (0.117 R)
• M21: 23,894,071 km (0.117 R)
• M22: 28,013,248 km (0.087 R)
• M23: 31,452,204 km (0.039 R)
• M24: 37,122,263 km (0.07 R)
• M25: 37,623,416 km (0.035 R)
• M26: 42,338,741 km (0.102 R)
• M27: 44,979,293 km (0.118 R)
• M28: 45,691,977 km (0.114 R)
• M29: 48,023,310 km (0.094 R)
• M30: 49,217,999 km (0.071 R)
• M31: 52,448,565 km (0.048 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.9

Radius: 6.4

Gravity: 22.87 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 7.46 AU - 7.98 AU

Year: 14806 Days

Day: 16.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,118,207 km

• M1: 79,586 km (0.068 R)
• M2: 495,767 km (0.069 R)
• M3: 794,813 km (0.087 R)
• M4: 1,349,822 km (0.095 R)
• M5: 1,962,275 km (0.051 R)
• M6: 2,515,787 km (0.091 R)
• M7: 3,548,312 km (0.106 R)
• M8: 4,943,013 km (0.11 R)
• M9: 6,799,522 km (0.094 R)
• M10: 8,152,336 km (0.102 R)
• M11: 8,657,678 km (0.115 R)
• M12: 9,023,893 km (0.092 R)
• M13: 10,770,448 km (0.067 R)
• M14: 11,071,888 km (0.102 R)
• M15: 11,881,960 km (0.104 R)
• M16: 12,865,118 km (0.102 R)
• M17: 13,273,071 km (0.057 R)
• M18: 13,480,264 km (0.087 R)
• M19: 13,760,012 km (0.094 R)
• M20: 14,403,283 km (0.119 R)
• M21: 15,367,890 km (0.118 R)
• M22: 17,924,368 km (0.105 R)
• M23: 18,262,609 km (0.07 R)
• M24: 18,864,890 km (0.11 R)
• M25: 20,382,411 km (0.101 R)
• M26: 21,123,967 km (0.075 R)
• M27: 23,759,882 km (0.068 R)
• M28: 24,789,265 km (0.102 R)
• M29: 30,625,826 km (0.085 R)
• M30: 31,353,021 km (0.086 R)
• M31: 33,989,235 km (0.093 R)
• M32: 37,867,410 km (0.114 R)
• M33: 40,417,306 km (0.057 R)
• M34: 41,882,168 km (0.088 R)
• M35: 50,073,998 km (0.071 R)
• M36: 52,621,350 km (0.067 R)
• M37: 53,140,904 km (0.084 R)
• M38: 54,190,482 km (0.103 R)
• M39: 68,087,825 km (0.119 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 17,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit