🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.2

Radius: 11.7

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.47 AU - 0.67 AU

Year: 302 Days

Day: 6.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 19,952,652 km

• M1: 145,708 km (0.05 R)
• M2: 233,672 km (0.081 R)
• M3: 317,147 km (0.055 R)
• M4: 398,828 km (0.055 R)
• M5: 475,123 km (0.089 R)
• M6: 586,424 km (0.12 R)
• M7: 697,724 km (0.11 R)
• M8: 783,594 km (0.034 R)
• M9: 934,837 km (0.111 R)
• M10: 1,037,312 km (0.067 R)
• M11: 1,221,467 km (0.117 R)
• M12: 1,297,612 km (0.1 R)
• M13: 1,385,875 km (0.106 R)
• M14: 1,525,599 km (0.088 R)
• M15: 1,615,507 km (0.11 R)
• M16: 1,834,967 km (0.099 R)
• M17: 1,907,822 km (0.051 R)
• M18: 2,020,918 km (0.064 R)
• M19: 2,144,336 km (0.064 R)
• M20: 2,229,457 km (0.109 R)
• M21: 2,324,003 km (0.059 R)
• M22: 2,474,798 km (0.082 R)
• M23: 2,790,748 km (0.108 R)
• M24: 2,879,609 km (0.095 R)
• M25: 2,955,904 km (0.104 R)
• M26: 3,055,686 km (0.117 R)
• M27: 3,128,989 km (0.077 R)
• M28: 3,239,991 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.9

Radius: 10.9

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.5 AU - 0.68 AU

Year: 319 Days

Day: 11.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,952,652 km

• M1: 141,520 km (0.087 R)
• M2: 222,302 km (0.032 R)
• M3: 290,968 km (0.101 R)
• M4: 366,814 km (0.041 R)
• M5: 449,691 km (0.047 R)
• M6: 520,301 km (0.093 R)
• M7: 595,400 km (0.081 R)
• M8: 672,143 km (0.091 R)
• M9: 747,241 km (0.084 R)
• M10: 831,315 km (0.093 R)
• M11: 918,980 km (0.099 R)
• M12: 991,086 km (0.037 R)
• M13: 1,079,947 km (0.063 R)
• M14: 1,173,296 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.2

Radius: 11.4

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.85 AU - 0.87 AU

Year: 561 Days

Day: 7.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 19,952,652 km

• M1: 141,968 km (0.082 R)
• M2: 228,885 km (0.097 R)
• M3: 304,132 km (0.049 R)
• M4: 407,355 km (0.117 R)
• M5: 489,035 km (0.089 R)
• M6: 564,582 km (0.06 R)
• M7: 740,958 km (0.105 R)
• M8: 819,198 km (0.084 R)
• M9: 908,657 km (0.087 R)
• M10: 1,128,118 km (0.077 R)
• M11: 1,220,120 km (0.072 R)
• M12: 1,360,742 km (0.079 R)
• M13: 1,459,327 km (0.116 R)
• M14: 1,550,582 km (0.12 R)
• M15: 1,668,764 km (0.058 R)
• M16: 1,805,347 km (0.03 R)
• M17: 1,903,932 km (0.077 R)
• M18: 1,983,069 km (0.105 R)
• M19: 2,166,476 km (0.033 R)
• M20: 2,243,818 km (0.092 R)
• M21: 2,367,087 km (0.077 R)
• M22: 2,780,576 km (0.074 R)
• M23: 2,870,933 km (0.053 R)
• M24: 2,999,138 km (0.071 R)
• M25: 3,098,022 km (0.062 R)
• M26: 3,172,971 km (0.074 R)
• M27: 3,343,812 km (0.118 R)
• M28: 3,841,374 km (0.098 R)
• M29: 3,922,007 km (0.071 R)
• M30: 4,003,389 km (0.107 R)
• M31: 4,078,337 km (0.105 R)
• M32: 4,531,469 km (0.108 R)
• M33: 4,631,101 km (0.078 R)
• M34: 4,803,737 km (0.052 R)
• M35: 4,876,292 km (0.079 R)
• M36: 4,971,287 km (0.078 R)
• M37: 5,052,070 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.1

Radius: 11.9

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.18 AU - 3.44 AU

Year: 3311 Days

Day: 8 Hours

Environment

Temp: -203 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 19,952,652 km

• M1: 192,832 km (0.112 R)
• M2: 268,079 km (0.077 R)
• M3: 352,453 km (0.116 R)
• M4: 565,929 km (0.028 R)
• M5: 649,404 km (0.116 R)
• M6: 737,817 km (0.055 R)
• M7: 897,288 km (0.068 R)
• M8: 1,287,439 km (0.111 R)
• M9: 1,409,661 km (0.097 R)
• M10: 1,581,399 km (0.094 R)
• M11: 1,816,118 km (0.069 R)
• M12: 1,954,347 km (0.106 R)
• M13: 2,155,556 km (0.1 R)
• M14: 2,381,299 km (0.065 R)
• M15: 2,524,314 km (0.071 R)
• M16: 2,605,995 km (0.106 R)
• M17: 2,790,748 km (0.061 R)
• M18: 3,105,203 km (0.052 R)
• M19: 3,431,177 km (0.062 R)
• M20: 3,562,673 km (0.066 R)
• M21: 3,872,640 km (0.087 R)
• M22: 4,116,335 km (0.11 R)
• M23: 4,563,333 km (0.064 R)
• M24: 4,764,393 km (0.076 R)
• M25: 5,187,306 km (0.081 R)
• M26: 5,527,193 km (0.104 R)
• M27: 5,729,898 km (0.08 R)
• M28: 6,340,257 km (0.066 R)
• M29: 6,427,323 km (0.116 R)
• M30: 6,577,669 km (0.082 R)
• M31: 6,984,276 km (0.116 R)
• M32: 7,177,706 km (0.064 R)
• M33: 7,385,946 km (0.101 R)
• M34: 8,498,356 km (0.116 R)
• M35: 8,663,512 km (0.088 R)
• M36: 8,857,540 km (0.109 R)
• M37: 9,123,226 km (0.091 R)
• M38: 9,207,749 km (0.09 R)
• M39: 9,377,393 km (0.078 R)
• M40: 9,562,445 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.8

Radius: 12.3

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.2 AU - 4.64 AU

Year: 6532 Days

Day: 7.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 19,952,652 km

• M1: 271,670 km (0.114 R)
• M2: 444,006 km (0.1 R)
• M3: 779,106 km (0.043 R)
• M4: 1,314,816 km (0.111 R)
• M5: 1,479,972 km (0.075 R)
• M6: 1,677,591 km (0.072 R)
• M7: 2,017,626 km (0.1 R)
• M8: 2,113,070 km (0.115 R)
• M9: 2,294,383 km (0.101 R)
• M10: 2,379,803 km (0.096 R)
• M11: 2,480,931 km (0.101 R)
• M12: 2,627,986 km (0.049 R)
• M13: 2,732,555 km (0.087 R)
• M14: 3,341,568 km (0.09 R)
• M15: 3,603,514 km (0.102 R)
• M16: 3,720,349 km (0.085 R)
• M17: 3,906,449 km (0.1 R)
• M18: 4,252,768 km (0.069 R)
• M19: 4,537,004 km (0.088 R)
• M20: 5,105,626 km (0.082 R)
• M21: 5,503,855 km (0.072 R)
• M22: 5,600,047 km (0.068 R)
• M23: 5,794,374 km (0.113 R)
• M24: 5,872,764 km (0.112 R)
• M25: 6,451,408 km (0.11 R)
• M26: 6,532,789 km (0.099 R)
• M27: 6,965,127 km (0.112 R)
• M28: 7,069,397 km (0.048 R)
• M29: 7,174,265 km (0.101 R)
• M30: 7,427,983 km (0.118 R)
• M31: 7,663,301 km (0.1 R)
• M32: 7,771,011 km (0.106 R)
• M33: 7,879,170 km (0.096 R)
• M34: 9,171,546 km (0.083 R)
• M35: 9,286,138 km (0.068 R)
• M36: 9,424,067 km (0.091 R)
• M37: 9,865,680 km (0.038 R)
• M38: 10,219,180 km (0.089 R)
• M39: 10,841,806 km (0.066 R)
• M40: 11,108,839 km (0.085 R)
• M41: 11,231,060 km (0.094 R)
• M42: 11,923,249 km (0.115 R)
• M43: 12,502,343 km (0.093 R)
• M44: 12,629,351 km (0.079 R)
• M45: 12,859,283 km (0.099 R)
• M46: 13,116,293 km (0.061 R)
• M47: 13,219,515 km (0.093 R)
• M48: 13,609,367 km (0.097 R)
• M49: 14,506,805 km (0.11 R)
• M50: 15,206,025 km (0.036 R)
• M51: 15,861,264 km (0.05 R)
• M52: 16,693,327 km (0.093 R)
• M53: 17,369,061 km (0.067 R)
• M54: 17,967,751 km (0.099 R)
• M55: 18,111,365 km (0.119 R)
• M56: 18,226,556 km (0.094 R)
• M57: 18,313,023 km (0.095 R)
• M58: 19,538,380 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 11,055 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit