🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.9

Radius: 14.9

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.49 AU - 0.57 AU

Year: 262 Days

Day: 12.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,331,778 km

• M1: 185,352 km (0.043 R)
• M2: 754,572 km (0.051 R)
• M3: 1,263,055 km (0.099 R)
• M4: 1,804,300 km (0.114 R)
• M5: 2,395,361 km (0.101 R)
• M6: 2,924,788 km (0.103 R)
• M7: 3,458,703 km (0.103 R)
• M8: 4,022,836 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.9

Radius: 12.3

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.53 AU - 0.65 AU

Year: 307 Days

Day: 9 Hours

Environment

Temp: -142 °C

Axial Tilt: 109 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,331,778 km

• M1: 154,834 km (0.055 R)
• M2: 541,245 km (0.115 R)
• M3: 939,624 km (0.031 R)
• M4: 1,354,758 km (0.087 R)
• M5: 1,828,086 km (0.091 R)
• M6: 2,367,536 km (0.037 R)
• M7: 2,778,332 km (0.107 R)
• M8: 3,248,069 km (0.084 R)
• M9: 3,661,707 km (0.115 R)
• M10: 4,485,243 km (0.079 R)
• M11: 4,897,385 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.7

Radius: 9.1

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.2 AU - 2.5 AU

Year: 2443 Days

Day: 13 Hours

Environment

Temp: -209 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,331,778 km

• M1: 114,891 km (0.111 R)
• M2: 425,905 km (0.079 R)
• M3: 783,893 km (0.073 R)
• M4: 1,449,903 km (0.078 R)
• M5: 1,858,305 km (0.104 R)
• M6: 2,369,929 km (0.081 R)
• M7: 2,860,461 km (0.114 R)
• M8: 3,808,313 km (0.09 R)
• M9: 4,187,544 km (0.045 R)
• M10: 4,769,779 km (0.113 R)
• M11: 5,885,031 km (0.057 R)
• M12: 6,202,627 km (0.098 R)
• M13: 7,106,198 km (0.111 R)
• M14: 7,902,956 km (0.073 R)
• M15: 8,257,503 km (0.111 R)
• M16: 9,243,353 km (0.086 R)
• M17: 10,117,005 km (0.105 R)
• M18: 10,807,549 km (0.103 R)
• M19: 11,985,781 km (0.103 R)
• M20: 12,890,849 km (0.11 R)
• M21: 13,382,876 km (0.116 R)
• M22: 15,981,840 km (0.12 R)
• M23: 16,445,444 km (0.079 R)
• M24: 18,222,666 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.1

Radius: 10.1

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.62 AU - 5.14 AU

Year: 6217 Days

Day: 13.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,331,778 km

• M1: 125,662 km (0.037 R)
• M2: 455,376 km (0.088 R)
• M3: 3,952,376 km (0.07 R)
• M4: 4,612,850 km (0.101 R)
• M5: 5,058,802 km (0.093 R)
• M6: 6,420,292 km (0.026 R)
• M7: 8,584,225 km (0.107 R)
• M8: 10,012,585 km (0.049 R)
• M9: 11,020,127 km (0.107 R)
• M10: 12,140,166 km (0.068 R)
• M11: 13,934,742 km (0.106 R)
• M12: 14,710,407 km (0.062 R)
• M13: 19,404,489 km (0.115 R)
• M14: 19,787,460 km (0.112 R)
• M15: 21,100,780 km (0.091 R)
• M16: 25,161,614 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492.1

Radius: 4.8

Gravity: 21.36 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.54 AU - 6.96 AU

Year: 10598 Days

Day: 20.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,331,778 km

• M1: 90,058 km (0.087 R)
• M2: 306,825 km (0.075 R)
• M3: 527,781 km (0.108 R)
• M4: 764,445 km (0.104 R)
• M5: 1,069,774 km (0.12 R)
• M6: 3,881,766 km (0.054 R)
• M7: 5,936,343 km (0.032 R)
• M8: 8,225,938 km (0.027 R)
• M9: 9,212,087 km (0.118 R)
• M10: 11,309,150 km (0.117 R)
• M11: 12,129,246 km (0.102 R)
• M12: 13,765,098 km (0.108 R)
• M13: 17,324,630 km (0.09 R)
• M14: 17,826,681 km (0.082 R)
• M15: 26,097,199 km (0.082 R)
• M16: 28,503,630 km (0.039 R)
• M17: 34,198,073 km (0.066 R)
• M18: 35,674,006 km (0.079 R)
• M19: 36,020,475 km (0.109 R)
• M20: 42,647,959 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 357.3

Radius: 3.5

Gravity: 29.17 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.43 AU - 8.01 AU

Year: 13158 Days

Day: 16.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,331,778 km

• M1: 46,076 km (0.065 R)
• M2: 157,377 km (0.111 R)
• M3: 386,710 km (0.111 R)
• M4: 599,439 km (0.085 R)
• M5: 1,343,987 km (0.085 R)
• M6: 1,878,949 km (0.043 R)
• M7: 2,484,521 km (0.098 R)
• M8: 3,827,462 km (0.091 R)
• M9: 4,578,443 km (0.111 R)
• M10: 6,402,938 km (0.113 R)
• M11: 8,436,572 km (0.092 R)
• M12: 10,243,116 km (0.103 R)
• M13: 11,128,735 km (0.103 R)
• M14: 11,562,719 km (0.094 R)
• M15: 11,783,974 km (0.093 R)
• M16: 14,216,136 km (0.074 R)
• M17: 15,315,830 km (0.066 R)
• M18: 16,263,084 km (0.102 R)
• M19: 21,757,215 km (0.086 R)
• M20: 24,100,367 km (0.059 R)
• M21: 26,319,651 km (0.034 R)
• M22: 27,971,660 km (0.107 R)
• M23: 30,419,530 km (0.037 R)
• M24: 35,970,210 km (0.088 R)
• M25: 36,205,228 km (0.084 R)
• M26: 44,957,003 km (0.059 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 14,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit