🌌 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: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.4

Radius: 12.6

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.61 AU - 0.89 AU

Year: 457 Days

Day: 12.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 19,993,012 km

• M1: 157,078 km (0.106 R)
• M2: 237,861 km (0.035 R)
• M3: 350,059 km (0.108 R)
• M4: 434,432 km (0.119 R)
• M5: 550,371 km (0.031 R)
• M6: 660,774 km (0.069 R)
• M7: 760,556 km (0.095 R)
• M8: 845,976 km (0.076 R)
• M9: 956,230 km (0.053 R)
• M10: 1,093,860 km (0.103 R)
• M11: 1,309,729 km (0.035 R)
• M12: 1,423,125 km (0.083 R)
• M13: 1,501,963 km (0.095 R)
• M14: 1,590,973 km (0.105 R)
• M15: 1,756,877 km (0.046 R)
• M16: 1,860,250 km (0.116 R)
• M17: 1,998,179 km (0.083 R)
• M18: 2,087,489 km (0.102 R)
• M19: 2,192,506 km (0.1 R)
• M20: 2,304,256 km (0.11 R)
• M21: 2,398,054 km (0.084 R)
• M22: 2,478,089 km (0.086 R)
• M23: 2,599,861 km (0.083 R)
• M24: 2,723,728 km (0.052 R)
• M25: 2,950,818 km (0.101 R)
• M26: 3,047,608 km (0.081 R)
• M27: 3,178,506 km (0.109 R)
• M28: 3,311,349 km (0.102 R)
• M29: 3,519,888 km (0.051 R)
• M30: 3,628,646 km (0.095 R)
• M31: 3,967,635 km (0.088 R)
• M32: 4,159,120 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.1

Radius: 10.9

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.8 AU - 0.82 AU

Year: 512 Days

Day: 5.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 19,993,012 km

• M1: 135,984 km (0.114 R)
• M2: 239,955 km (0.111 R)
• M3: 337,044 km (0.072 R)
• M4: 493,972 km (0.083 R)
• M5: 621,579 km (0.115 R)
• M6: 726,447 km (0.096 R)
• M7: 837,898 km (0.104 R)
• M8: 943,813 km (0.09 R)
• M9: 1,026,541 km (0.107 R)
• M10: 1,120,189 km (0.114 R)
• M11: 1,290,132 km (0.111 R)
• M12: 1,360,742 km (0.109 R)
• M13: 1,441,675 km (0.117 R)
• M14: 1,580,352 km (0.112 R)
• M15: 1,656,198 km (0.063 R)
• M16: 1,831,527 km (0.105 R)
• M17: 1,901,539 km (0.112 R)
• M18: 2,049,192 km (0.033 R)
• M19: 2,179,791 km (0.062 R)
• M20: 2,248,755 km (0.106 R)
• M21: 2,388,928 km (0.038 R)
• M22: 2,482,277 km (0.089 R)
• M23: 2,582,508 km (0.059 R)
• M24: 2,695,454 km (0.078 R)
• M25: 2,769,655 km (0.1 R)
• M26: 2,897,112 km (0.114 R)
• M27: 3,097,723 km (0.075 R)
• M28: 3,187,781 km (0.101 R)
• M29: 3,278,737 km (0.078 R)
• M30: 3,352,189 km (0.057 R)
• M31: 3,438,507 km (0.109 R)
• M32: 3,563,122 km (0.04 R)
• M33: 3,644,952 km (0.096 R)
• M34: 3,720,948 km (0.085 R)
• M35: 3,894,182 km (0.113 R)
• M36: 4,109,603 km (0.113 R)
• M37: 4,182,308 km (0.117 R)
• M38: 4,268,775 km (0.097 R)
• M39: 4,375,887 km (0.091 R)
• M40: 4,477,315 km (0.035 R)
• M41: 4,558,995 km (0.102 R)
• M42: 4,627,361 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.5

Radius: 12.1

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.16 AU - 1.34 AU

Year: 982 Days

Day: 12.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 19,993,012 km

• M1: 170,392 km (0.088 R)
• M2: 261,048 km (0.115 R)
• M3: 379,530 km (0.097 R)
• M4: 537,505 km (0.084 R)
• M5: 701,016 km (0.074 R)
• M6: 814,860 km (0.095 R)
• M7: 917,783 km (0.106 R)
• M8: 1,181,374 km (0.053 R)
• M9: 1,324,988 km (0.092 R)
• M10: 1,474,885 km (0.073 R)
• M11: 1,587,084 km (0.097 R)
• M12: 1,691,204 km (0.104 R)
• M13: 2,011,792 km (0.087 R)
• M14: 2,383,094 km (0.086 R)
• M15: 2,522,519 km (0.083 R)
• M16: 2,638,607 km (0.086 R)
• M17: 2,756,640 km (0.092 R)
• M18: 3,316,435 km (0.069 R)
• M19: 3,451,223 km (0.055 R)
• M20: 3,587,955 km (0.046 R)
• M21: 3,971,225 km (0.042 R)
• M22: 4,183,205 km (0.076 R)
• M23: 4,259,799 km (0.098 R)
• M24: 4,414,484 km (0.103 R)
• M25: 4,873,749 km (0.053 R)
• M26: 5,084,532 km (0.083 R)
• M27: 5,174,740 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.9

Radius: 11.9

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.43 AU - 3.59 AU

Year: 3671 Days

Day: 7.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 19,993,012 km

• M1: 151,243 km (0.033 R)
• M2: 256,261 km (0.108 R)
• M3: 356,641 km (0.101 R)
• M4: 631,153 km (0.111 R)
• M5: 921,972 km (0.086 R)
• M6: 1,232,387 km (0.084 R)
• M7: 1,406,220 km (0.116 R)
• M8: 1,688,810 km (0.098 R)
• M9: 1,989,951 km (0.095 R)
• M10: 2,098,858 km (0.091 R)
• M11: 2,308,445 km (0.098 R)
• M12: 2,466,719 km (0.036 R)
• M13: 2,688,423 km (0.107 R)
• M14: 2,763,821 km (0.087 R)
• M15: 2,932,118 km (0.116 R)
• M16: 3,392,581 km (0.106 R)
• M17: 3,807,864 km (0.103 R)
• M18: 4,274,759 km (0.064 R)
• M19: 4,452,332 km (0.114 R)
• M20: 5,018,560 km (0.078 R)
• M21: 5,338,849 km (0.058 R)
• M22: 5,549,632 km (0.095 R)
• M23: 5,841,498 km (0.116 R)
• M24: 6,258,876 km (0.06 R)
• M25: 6,339,359 km (0.061 R)
• M26: 6,440,637 km (0.087 R)
• M27: 6,665,184 km (0.072 R)
• M28: 7,080,168 km (0.055 R)
• M29: 7,375,773 km (0.098 R)
• M30: 7,848,503 km (0.11 R)
• M31: 8,066,616 km (0.074 R)
• M32: 8,198,412 km (0.102 R)
• M33: 8,486,687 km (0.104 R)
• M34: 8,620,727 km (0.089 R)
• M35: 8,913,789 km (0.062 R)
• M36: 9,301,996 km (0.073 R)
• M37: 9,579,350 km (0.106 R)
• M38: 9,695,737 km (0.1 R)
• M39: 9,953,494 km (0.076 R)
• M40: 10,308,640 km (0.109 R)
• M41: 10,764,464 km (0.118 R)
• M42: 11,080,116 km (0.098 R)
• M43: 11,374,225 km (0.081 R)
• M44: 11,596,528 km (0.085 R)
• M45: 12,045,471 km (0.073 R)
• M46: 12,146,001 km (0.074 R)
• M47: 12,525,531 km (0.1 R)
• M48: 13,635,098 km (0.066 R)
• M49: 13,792,475 km (0.086 R)
• M50: 13,897,792 km (0.097 R)
• M51: 14,241,568 km (0.064 R)
• M52: 14,427,817 km (0.029 R)
• M53: 14,614,964 km (0.1 R)
• M54: 14,937,647 km (0.092 R)
• M55: 15,072,883 km (0.06 R)
• M56: 17,488,889 km (0.079 R)
• M57: 17,860,191 km (0.026 R)
• M58: 18,147,568 km (0.075 R)
• M59: 18,523,358 km (0.101 R)
• M60: 18,872,669 km (0.09 R)
• M61: 19,077,468 km (0.117 R)
• M62: 19,371,129 km (0.112 R)
• M63: 19,636,815 km (0.113 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: 232 - 12,641 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit