🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.3

Radius: 13.2

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.43 AU - 0.59 AU

Year: 247 Days

Day: 14.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 16,399,058 km

• M1: 164,258 km (0.114 R)
• M2: 752,178 km (0.094 R)
• M3: 1,246,300 km (0.029 R)
• M4: 1,799,064 km (0.111 R)
• M5: 2,249,354 km (0.065 R)
• M6: 2,670,172 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.6

Radius: 8

Gravity: 14.87 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.02 AU - 1.44 AU

Year: 925 Days

Day: 8 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 16,399,058 km

• M1: 100,530 km (0.092 R)
• M2: 375,042 km (0.025 R)
• M3: 841,189 km (0.059 R)
• M4: 1,422,377 km (0.116 R)
• M5: 1,797,119 km (0.097 R)
• M6: 2,065,348 km (0.101 R)
• M7: 2,406,282 km (0.105 R)
• M8: 3,146,043 km (0.096 R)
• M9: 3,614,733 km (0.1 R)
• M10: 4,029,119 km (0.054 R)
• M11: 4,334,299 km (0.084 R)
• M12: 4,691,539 km (0.115 R)
• M13: 6,828,245 km (0.085 R)
• M14: 7,362,459 km (0.102 R)
• M15: 9,571,870 km (0.044 R)
• M16: 10,086,337 km (0.115 R)
• M17: 10,460,332 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.8

Radius: 9.5

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.04 AU - 1.52 AU

Year: 982 Days

Day: 10.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,399,058 km

• M1: 118,182 km (0.064 R)
• M2: 415,732 km (0.096 R)
• M3: 764,445 km (0.043 R)
• M4: 1,091,466 km (0.11 R)
• M5: 1,521,560 km (0.109 R)
• M6: 1,911,562 km (0.051 R)
• M7: 2,325,499 km (0.095 R)
• M8: 2,622,600 km (0.114 R)
• M9: 3,109,990 km (0.111 R)
• M10: 3,878,026 km (0.044 R)
• M11: 4,802,092 km (0.051 R)
• M12: 5,591,370 km (0.12 R)
• M13: 6,615,218 km (0.096 R)
• M14: 7,058,028 km (0.105 R)
• M15: 7,711,172 km (0.119 R)
• M16: 8,506,434 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.7

Radius: 9.6

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.2 AU - 1.7 AU

Year: 1184 Days

Day: 6.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 16,399,058 km

• M1: 119,828 km (0.105 R)
• M2: 429,495 km (0.065 R)
• M3: 804,089 km (0.104 R)
• M4: 1,342,342 km (0.079 R)
• M5: 1,913,506 km (0.093 R)
• M6: 2,436,351 km (0.089 R)
• M7: 2,882,003 km (0.069 R)
• M8: 3,273,949 km (0.071 R)
• M9: 3,937,566 km (0.117 R)
• M10: 4,805,682 km (0.104 R)
• M11: 5,773,879 km (0.092 R)
• M12: 6,618,509 km (0.112 R)
• M13: 7,199,697 km (0.112 R)
• M14: 8,008,722 km (0.082 R)
• M15: 9,521,306 km (0.094 R)
• M16: 10,596,466 km (0.101 R)
• M17: 11,321,567 km (0.064 R)
• M18: 11,823,019 km (0.08 R)
• M19: 12,870,503 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.3

Radius: 11.2

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.67 AU - 2.41 AU

Year: 1976 Days

Day: 13.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 16,399,058 km

• M1: 141,669 km (0.08 R)
• M2: 848,669 km (0.054 R)
• M3: 1,269,936 km (0.113 R)
• M4: 3,881,466 km (0.057 R)
• M5: 4,665,509 km (0.103 R)
• M6: 5,117,893 km (0.09 R)
• M7: 5,646,721 km (0.111 R)
• M8: 6,313,778 km (0.109 R)
• M9: 7,005,219 km (0.067 R)
• M10: 9,897,844 km (0.094 R)
• M11: 10,501,621 km (0.098 R)
• M12: 11,243,327 km (0.069 R)
• M13: 13,852,763 km (0.068 R)
• M14: 15,158,603 km (0.085 R)
• M15: 16,106,006 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.3

Radius: 8.2

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.91 AU - 4.49 AU

Year: 4827 Days

Day: 12.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 16,399,058 km

• M1: 102,026 km (0.079 R)
• M2: 562,787 km (0.106 R)
• M3: 826,079 km (0.116 R)
• M4: 1,417,589 km (0.071 R)
• M5: 2,068,041 km (0.074 R)
• M6: 2,811,094 km (0.059 R)
• M7: 3,254,202 km (0.12 R)
• M8: 4,040,938 km (0.097 R)
• M9: 4,555,106 km (0.055 R)
• M10: 5,279,608 km (0.101 R)
• M11: 5,684,420 km (0.076 R)
• M12: 8,177,618 km (0.106 R)
• M13: 8,641,222 km (0.112 R)
• M14: 9,286,437 km (0.083 R)
• M15: 10,672,761 km (0.103 R)
• M16: 11,750,913 km (0.104 R)
• M17: 13,475,327 km (0.079 R)
• M18: 13,904,374 km (0.038 R)
• M19: 14,846,392 km (0.11 R)
• M20: 15,653,622 km (0.044 R)
• M21: 17,735,426 km (0.094 R)
• M22: 18,776,328 km (0.076 R)
• M23: 19,926,137 km (0.086 R)
• M24: 20,765,680 km (0.046 R)
• M25: 21,774,718 km (0.079 R)
• M26: 22,740,522 km (0.095 R)
• M27: 26,554,819 km (0.027 R)
• M28: 29,771,023 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.3

Radius: 13.5

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.71 AU - 4.23 AU

Year: 5365 Days

Day: 7.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,399,058 km

• M1: 167,849 km (0.058 R)
• M2: 772,673 km (0.044 R)
• M3: 1,336,358 km (0.117 R)
• M4: 2,423,934 km (0.061 R)
• M5: 2,897,860 km (0.086 R)
• M6: 5,339,298 km (0.1 R)
• M7: 7,491,712 km (0.05 R)
• M8: 8,261,991 km (0.081 R)
• M9: 11,266,664 km (0.034 R)
• M10: 12,238,602 km (0.116 R)
• M11: 13,139,480 km (0.103 R)
• M12: 13,735,478 km (0.112 R)
• M13: 15,916,914 km (0.076 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 17,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit