🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.4

Radius: 12.2

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.72 AU - 0.8 AU

Year: 449 Days

Day: 8.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 20,681,812 km

• M1: 151,692 km (0.066 R)
• M2: 574,007 km (0.119 R)
• M3: 961,765 km (0.083 R)
• M4: 1,466,059 km (0.08 R)
• M5: 1,873,414 km (0.078 R)
• M6: 2,272,691 km (0.116 R)
• M7: 2,814,834 km (0.074 R)
• M8: 3,517,495 km (0.109 R)
• M9: 4,048,717 km (0.058 R)
• M10: 5,357,249 km (0.106 R)
• M11: 5,971,498 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.3

Radius: 9.3

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.06 AU - 3.4 AU

Year: 3059 Days

Day: 6 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 20,681,812 km

• M1: 115,639 km (0.117 R)
• M2: 411,095 km (0.091 R)
• M3: 739,911 km (0.089 R)
• M4: 1,298,659 km (0.115 R)
• M5: 1,797,119 km (0.1 R)
• M6: 2,731,059 km (0.092 R)
• M7: 3,875,632 km (0.042 R)
• M8: 5,060,298 km (0.076 R)
• M9: 6,266,954 km (0.113 R)
• M10: 6,739,234 km (0.03 R)
• M11: 7,788,215 km (0.091 R)
• M12: 8,439,713 km (0.057 R)
• M13: 8,796,953 km (0.091 R)
• M14: 9,089,866 km (0.062 R)
• M15: 9,618,395 km (0.096 R)
• M16: 11,327,551 km (0.047 R)
• M17: 11,850,994 km (0.053 R)
• M18: 13,182,714 km (0.103 R)
• M19: 13,567,031 km (0.067 R)
• M20: 15,075,127 km (0.037 R)
• M21: 16,525,329 km (0.12 R)
• M22: 17,312,962 km (0.086 R)
• M23: 18,007,694 km (0.071 R)
• M24: 18,600,700 km (0.069 R)
• M25: 19,391,175 km (0.104 R)
• M26: 22,368,322 km (0.095 R)
• M27: 22,709,256 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.4

Radius: 8.5

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.21 AU - 6.09 AU

Year: 7927 Days

Day: 12.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,681,812 km

• M1: 105,766 km (0.118 R)
• M2: 492,027 km (0.041 R)
• M3: 774,468 km (0.071 R)
• M4: 1,161,029 km (0.117 R)
• M5: 1,622,389 km (0.065 R)
• M6: 2,188,916 km (0.09 R)
• M7: 2,896,664 km (0.064 R)
• M8: 3,329,001 km (0.115 R)
• M9: 4,404,161 km (0.081 R)
• M10: 6,480,281 km (0.062 R)
• M11: 7,249,962 km (0.074 R)
• M12: 8,612,798 km (0.082 R)
• M13: 9,136,092 km (0.081 R)
• M14: 13,760,611 km (0.09 R)
• M15: 14,521,465 km (0.078 R)
• M16: 15,168,925 km (0.117 R)
• M17: 16,176,018 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.3

Radius: 14.1

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.38 AU - 6.64 AU

Year: 8772 Days

Day: 6.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 20,681,812 km

• M1: 175,329 km (0.116 R)
• M2: 643,570 km (0.064 R)
• M3: 1,164,320 km (0.097 R)
• M4: 1,636,002 km (0.072 R)
• M5: 2,699,344 km (0.11 R)
• M6: 3,361,165 km (0.102 R)
• M7: 3,819,084 km (0.118 R)
• M8: 4,318,891 km (0.075 R)
• M9: 5,229,194 km (0.068 R)
• M10: 5,915,997 km (0.092 R)
• M11: 8,473,672 km (0.108 R)
• M12: 9,145,067 km (0.118 R)
• M13: 12,247,877 km (0.113 R)
• M14: 14,006,250 km (0.104 R)
• M15: 14,628,278 km (0.041 R)
• M16: 15,464,231 km (0.063 R)
• M17: 15,927,536 km (0.089 R)
• M18: 18,680,885 km (0.108 R)
• M19: 22,656,747 km (0.11 R)
• M20: 24,752,164 km (0.052 R)
• M21: 27,549,495 km (0.074 R)
• M22: 28,133,226 km (0.108 R)
• M23: 28,626,001 km (0.087 R)
• M24: 35,225,362 km (0.032 R)
• M25: 35,798,022 km (0.066 R)
• M26: 40,605,948 km (0.116 R)
• M27: 42,514,668 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.3

Radius: 5.6

Gravity: 31.77 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.87 AU - 7.17 AU

Year: 11292 Days

Day: 22.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 20,681,812 km

• M1: 69,862 km (0.069 R)
• M2: 264,190 km (0.117 R)
• M3: 466,745 km (0.111 R)
• M4: 804,089 km (0.091 R)
• M5: 1,022,202 km (0.06 R)
• M6: 1,240,316 km (0.107 R)
• M7: 1,738,477 km (0.113 R)
• M8: 2,300,815 km (0.11 R)
• M9: 2,506,064 km (0.112 R)
• M10: 2,883,200 km (0.081 R)
• M11: 3,426,390 km (0.097 R)
• M12: 4,064,574 km (0.109 R)
• M13: 5,148,860 km (0.076 R)
• M14: 5,394,050 km (0.081 R)
• M15: 6,060,359 km (0.026 R)
• M16: 6,333,824 km (0.101 R)
• M17: 7,117,717 km (0.073 R)
• M18: 9,229,141 km (0.055 R)
• M19: 12,459,857 km (0.055 R)
• M20: 13,420,724 km (0.1 R)
• M21: 16,297,790 km (0.114 R)
• M22: 18,079,351 km (0.11 R)
• M23: 24,391,484 km (0.09 R)
• M24: 24,983,892 km (0.053 R)
• M25: 25,384,066 km (0.115 R)
• M26: 27,449,564 km (0.073 R)
• M27: 30,412,050 km (0.052 R)
• M28: 31,794,634 km (0.053 R)
• M29: 35,057,363 km (0.109 R)
• M30: 35,433,153 km (0.068 R)
• M31: 35,811,636 km (0.08 R)
• M32: 38,271,174 km (0.109 R)
• M33: 40,979,644 km (0.067 R)
• M34: 53,587,603 km (0.11 R)
• M35: 57,489,564 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.2

Radius: 7.8

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 6.79 AU - 8.61 AU

Year: 14492 Days

Day: 15.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,681,812 km

• M1: 96,939 km (0.051 R)
• M2: 418,575 km (0.107 R)
• M3: 1,208,751 km (0.097 R)
• M4: 1,633,010 km (0.056 R)
• M5: 1,910,963 km (0.114 R)
• M6: 3,024,869 km (0.091 R)
• M7: 3,410,981 km (0.102 R)
• M8: 4,155,081 km (0.096 R)
• M9: 9,169,003 km (0.074 R)
• M10: 10,596,915 km (0.094 R)
• M11: 12,385,058 km (0.061 R)
• M12: 15,304,311 km (0.101 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: 505 - 12,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit