🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.4

Radius: 14.9

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.69 AU - 0.77 AU

Year: 403 Days

Day: 5 Hours

Environment

Temp: -138 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,286,897 km

• M1: 185,352 km (0.082 R)
• M2: 717,471 km (0.084 R)
• M3: 1,219,372 km (0.117 R)
• M4: 1,746,256 km (0.118 R)
• M5: 2,274,336 km (0.084 R)
• M6: 3,016,192 km (0.12 R)
• M7: 3,687,438 km (0.066 R)
• M8: 4,542,839 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.9

Radius: 14.4

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.16 AU - 1.42 AU

Year: 946 Days

Day: 7 Hours

Environment

Temp: -161 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,286,897 km

• M1: 179,069 km (0.051 R)
• M2: 644,767 km (0.056 R)
• M3: 1,271,881 km (0.053 R)
• M4: 2,009,548 km (0.066 R)
• M5: 2,911,623 km (0.114 R)
• M6: 3,743,537 km (0.092 R)
• M7: 4,224,195 km (0.054 R)
• M8: 5,202,116 km (0.04 R)
• M9: 6,451,109 km (0.056 R)
• M10: 7,101,710 km (0.051 R)
• M11: 7,606,304 km (0.041 R)
• M12: 8,458,712 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.4

Radius: 11.4

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.39 AU - 1.75 AU

Year: 1270 Days

Day: 10.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,286,897 km

• M1: 141,819 km (0.12 R)
• M2: 563,535 km (0.055 R)
• M3: 1,811,481 km (0.109 R)
• M4: 3,052,844 km (0.117 R)
• M5: 3,473,363 km (0.082 R)
• M6: 4,249,926 km (0.077 R)
• M7: 4,653,691 km (0.116 R)
• M8: 5,756,975 km (0.114 R)
• M9: 7,838,779 km (0.075 R)
• M10: 9,008,485 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.1

Radius: 9.5

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.51 AU - 2.39 AU

Year: 1758 Days

Day: 13.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,286,897 km

• M1: 118,781 km (0.093 R)
• M2: 495,917 km (0.116 R)
• M3: 826,827 km (0.111 R)
• M4: 1,207,404 km (0.105 R)
• M5: 1,774,231 km (0.112 R)
• M6: 2,189,215 km (0.103 R)
• M7: 2,522,818 km (0.099 R)
• M8: 3,080,071 km (0.098 R)
• M9: 3,566,712 km (0.075 R)
• M10: 4,140,420 km (0.119 R)
• M11: 4,497,810 km (0.077 R)
• M12: 4,875,993 km (0.12 R)
• M13: 5,296,662 km (0.101 R)
• M14: 5,787,493 km (0.071 R)
• M15: 6,430,913 km (0.1 R)
• M16: 6,989,961 km (0.102 R)
• M17: 7,389,387 km (0.117 R)
• M18: 8,380,922 km (0.118 R)
• M19: 9,110,361 km (0.103 R)
• M20: 10,941,588 km (0.083 R)
• M21: 11,701,545 km (0.087 R)
• M22: 13,611,162 km (0.061 R)
• M23: 14,108,725 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.4

Radius: 11.3

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.81 AU - 2.33 AU

Year: 1923 Days

Day: 9.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,286,897 km

• M1: 140,772 km (0.052 R)
• M2: 1,040,603 km (0.116 R)
• M3: 1,823,748 km (0.074 R)
• M4: 2,274,187 km (0.114 R)
• M5: 2,980,438 km (0.043 R)
• M6: 3,368,645 km (0.046 R)
• M7: 3,846,012 km (0.101 R)
• M8: 5,205,707 km (0.102 R)
• M9: 6,121,694 km (0.101 R)
• M10: 7,428,432 km (0.11 R)
• M11: 8,055,397 km (0.09 R)
• M12: 8,460,807 km (0.093 R)
• M13: 8,978,715 km (0.039 R)
• M14: 9,586,531 km (0.071 R)
• M15: 10,809,344 km (0.092 R)
• M16: 11,812,547 km (0.07 R)
• M17: 15,527,361 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.4

Radius: 11.5

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.5 AU - 5.7 AU

Year: 8557 Days

Day: 10 Hours

Environment

Temp: -225 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,286,897 km

• M1: 143,016 km (0.071 R)
• M2: 626,217 km (0.076 R)
• M3: 1,228,498 km (0.098 R)
• M4: 1,744,910 km (0.073 R)
• M5: 2,902,947 km (0.087 R)
• M6: 3,517,495 km (0.114 R)
• M7: 5,375,051 km (0.057 R)
• M8: 6,409,820 km (0.094 R)
• M9: 7,732,415 km (0.09 R)
• M10: 8,141,864 km (0.106 R)
• M11: 8,915,435 km (0.101 R)
• M12: 9,974,438 km (0.117 R)
• M13: 11,690,924 km (0.112 R)
• M14: 12,958,766 km (0.045 R)
• M15: 13,420,425 km (0.086 R)
• M16: 16,027,617 km (0.077 R)
• M17: 17,311,316 km (0.114 R)
• M18: 18,662,484 km (0.054 R)
• M19: 20,159,211 km (0.038 R)
• M20: 25,757,462 km (0.104 R)
• M21: 28,472,963 km (0.108 R)
• M22: 29,254,462 km (0.058 R)
• M23: 31,684,829 km (0.047 R)
• M24: 32,842,567 km (0.086 R)
• M25: 35,019,366 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.7

Radius: 3.3

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 10.6 AU - 12 AU

Year: 24526 Days

Day: 19.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,286,897 km

• M1: 384,167 km (0.095 R)
• M2: 866,172 km (0.117 R)
• M3: 1,058,854 km (0.12 R)
• M4: 1,723,667 km (0.116 R)
• M5: 2,927,930 km (0.068 R)
• M6: 3,406,942 km (0.101 R)
• M7: 3,641,212 km (0.119 R)
• M8: 4,601,930 km (0.1 R)
• M9: 4,743,599 km (0.054 R)
• M10: 4,917,432 km (0.056 R)
• M11: 5,095,453 km (0.099 R)
• M12: 7,541,079 km (0.044 R)
• M13: 7,978,952 km (0.117 R)
• M14: 9,349,269 km (0.095 R)
• M15: 10,523,163 km (0.057 R)
• M16: 11,634,526 km (0.082 R)
• M17: 12,435,772 km (0.063 R)
• M18: 13,330,068 km (0.103 R)
• M19: 14,750,649 km (0.114 R)
• M20: 15,120,904 km (0.088 R)
• M21: 15,687,880 km (0.077 R)
• M22: 16,334,442 km (0.095 R)
• M23: 20,975,267 km (0.072 R)
• M24: 27,801,567 km (0.069 R)
• M25: 27,988,864 km (0.111 R)
• M26: 28,938,362 km (0.077 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 12,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit