🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604

Radius: 9.4

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.96 AU - 1 AU

Year: 670 Days

Day: 7.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,967,609 km

• M1: 116,836 km (0.063 R)
• M2: 731,234 km (0.105 R)
• M3: 1,234,182 km (0.115 R)
• M4: 1,573,022 km (0.069 R)
• M5: 2,654,764 km (0.097 R)
• M6: 3,713,169 km (0.099 R)
• M7: 4,699,916 km (0.096 R)
• M8: 5,342,589 km (0.1 R)
• M9: 5,796,469 km (0.086 R)

Asteroid Belt

Center: 1.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.3

Radius: 13.2

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.25 AU - 1.85 AU

Year: 1332 Days

Day: 14 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,967,609 km

• M1: 164,109 km (0.063 R)
• M2: 866,471 km (0.089 R)
• M3: 1,288,038 km (0.059 R)
• M4: 2,192,806 km (0.08 R)
• M5: 3,380,613 km (0.067 R)
• M6: 5,847,781 km (0.097 R)
• M7: 6,814,931 km (0.091 R)
• M8: 8,434,178 km (0.095 R)
• M9: 9,036,908 km (0.08 R)
• M10: 10,393,462 km (0.095 R)
• M11: 10,885,639 km (0.1 R)
• M12: 11,531,602 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.6

Radius: 8

Gravity: 14.53 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.62 AU - 2.98 AU

Year: 3234 Days

Day: 10 Hours

Environment

Temp: -219 °C

Axial Tilt: 72.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,967,609 km

• M1: 99,483 km (0.111 R)
• M2: 350,508 km (0.101 R)
• M3: 719,566 km (0.099 R)
• M4: 1,061,098 km (0.105 R)
• M5: 1,391,859 km (0.11 R)
• M6: 1,866,682 km (0.113 R)
• M7: 2,571,288 km (0.103 R)
• M8: 2,870,933 km (0.081 R)
• M9: 4,021,041 km (0.055 R)
• M10: 4,735,820 km (0.081 R)
• M11: 5,614,408 km (0.043 R)
• M12: 6,386,184 km (0.072 R)
• M13: 7,522,828 km (0.12 R)
• M14: 8,825,975 km (0.112 R)
• M15: 9,589,822 km (0.114 R)
• M16: 10,150,365 km (0.083 R)
• M17: 12,424,851 km (0.038 R)
• M18: 14,390,866 km (0.087 R)
• M19: 14,807,496 km (0.117 R)
• M20: 15,939,803 km (0.091 R)
• M21: 17,013,018 km (0.051 R)
• M22: 17,479,165 km (0.106 R)
• M23: 17,774,621 km (0.035 R)
• M24: 19,555,284 km (0.027 R)
• M25: 21,316,949 km (0.058 R)
• M26: 24,190,724 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186

Radius: 8.9

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.23 AU - 5.65 AU

Year: 7579 Days

Day: 14.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,967,609 km

• M1: 110,702 km (0.1 R)
• M2: 536,608 km (0.119 R)
• M3: 1,017,266 km (0.047 R)
• M4: 1,299,407 km (0.119 R)
• M5: 1,681,929 km (0.069 R)
• M6: 2,110,826 km (0.085 R)
• M7: 4,292,412 km (0.05 R)
• M8: 4,893,496 km (0.098 R)
• M9: 5,227,698 km (0.041 R)
• M10: 5,771,635 km (0.078 R)
• M11: 6,813,884 km (0.11 R)
• M12: 7,264,173 km (0.113 R)
• M13: 8,332,003 km (0.084 R)
• M14: 8,960,464 km (0.053 R)
• M15: 10,436,995 km (0.091 R)
• M16: 11,477,597 km (0.111 R)
• M17: 13,165,959 km (0.055 R)
• M18: 14,172,304 km (0.08 R)
• M19: 16,738,057 km (0.088 R)
• M20: 17,203,606 km (0.088 R)
• M21: 17,857,947 km (0.093 R)
• M22: 21,177,673 km (0.102 R)
• M23: 21,722,508 km (0.117 R)
• M24: 24,812,303 km (0.103 R)
• M25: 25,341,730 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.2

Radius: 6.5

Gravity: 17.09 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.88 AU - 9.88 AU

Year: 18265 Days

Day: 20.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 84,967,609 km

• M1: 80,783 km (0.081 R)
• M2: 419,921 km (0.047 R)
• M3: 755,170 km (0.118 R)
• M4: 1,562,400 km (0.114 R)
• M5: 1,912,459 km (0.12 R)
• M6: 2,721,484 km (0.05 R)
• M7: 3,283,823 km (0.105 R)
• M8: 4,044,977 km (0.097 R)
• M9: 4,301,238 km (0.105 R)
• M10: 5,475,581 km (0.085 R)
• M11: 5,710,151 km (0.086 R)
• M12: 8,083,521 km (0.118 R)
• M13: 8,859,036 km (0.119 R)
• M14: 9,683,321 km (0.063 R)
• M15: 11,803,422 km (0.046 R)
• M16: 12,664,058 km (0.093 R)
• M17: 13,996,227 km (0.105 R)
• M18: 18,029,386 km (0.052 R)
• M19: 19,079,862 km (0.099 R)
• M20: 19,529,254 km (0.096 R)
• M21: 21,110,504 km (0.069 R)
• M22: 21,494,521 km (0.119 R)
• M23: 21,785,639 km (0.089 R)
• M24: 24,525,374 km (0.051 R)
• M25: 24,737,055 km (0.103 R)
• M26: 26,921,034 km (0.045 R)
• M27: 29,587,616 km (0.072 R)
• M28: 31,294,229 km (0.075 R)
• M29: 33,583,525 km (0.109 R)
• M30: 34,635,946 km (0.115 R)
• M31: 35,845,894 km (0.074 R)
• M32: 43,703,372 km (0.06 R)
• M33: 46,395,984 km (0.115 R)
• M34: 49,029,356 km (0.067 R)
• M35: 49,534,099 km (0.072 R)
• M36: 61,336,174 km (0.095 R)
• M37: 62,314,694 km (0.094 R)
• M38: 68,614,859 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.7

Radius: 6.9

Gravity: 20.58 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.14 AU - 10.56 AU

Year: 19735 Days

Day: 18.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,967,609 km

• M1: 85,869 km (0.092 R)
• M2: 414,237 km (0.111 R)
• M3: 965,205 km (0.12 R)
• M4: 1,288,786 km (0.113 R)
• M5: 1,949,111 km (0.08 R)
• M6: 2,946,180 km (0.047 R)
• M7: 3,541,131 km (0.098 R)
• M8: 4,112,445 km (0.037 R)
• M9: 4,455,473 km (0.103 R)
• M10: 4,743,449 km (0.07 R)
• M11: 4,967,547 km (0.065 R)
• M12: 6,108,829 km (0.043 R)
• M13: 6,694,206 km (0.081 R)
• M14: 7,465,233 km (0.067 R)
• M15: 8,028,768 km (0.06 R)
• M16: 8,401,865 km (0.098 R)
• M17: 13,750,887 km (0.089 R)
• M18: 15,233,252 km (0.104 R)
• M19: 15,722,736 km (0.088 R)
• M20: 16,561,681 km (0.057 R)
• M21: 16,819,139 km (0.095 R)
• M22: 19,830,095 km (0.063 R)
• M23: 20,808,914 km (0.088 R)
• M24: 21,209,388 km (0.117 R)
• M25: 23,504,219 km (0.088 R)
• M26: 24,600,023 km (0.082 R)
• M27: 25,160,567 km (0.1 R)
• M28: 35,609,679 km (0.117 R)
• M29: 38,236,318 km (0.077 R)
• M30: 38,988,347 km (0.11 R)
• M31: 39,291,881 km (0.062 R)
• M32: 57,340,864 km (0.117 R)
• M33: 61,553,091 km (0.08 R)
• M34: 66,614,286 km (0.062 R)
• M35: 77,315,770 km (0.097 R)
• M36: 80,220,661 km (0.178 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 18,227 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit