🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.5

Radius: 13.6

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.58 AU - 0.62 AU

Year: 321 Days

Day: 6 Hours

Environment

Temp: -142 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 40,819,643 km

• M1: 169,195 km (0.069 R)
• M2: 639,680 km (0.084 R)
• M3: 1,231,789 km (0.11 R)
• M4: 1,738,626 km (0.104 R)
• M5: 2,309,492 km (0.05 R)
• M6: 2,749,758 km (0.114 R)
• M7: 3,227,424 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.8

Radius: 11.5

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.55 AU - 0.69 AU

Year: 337 Days

Day: 5.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,819,643 km

• M1: 143,165 km (0.104 R)
• M2: 517,010 km (0.097 R)
• M3: 903,122 km (0.117 R)
• M4: 1,356,553 km (0.098 R)
• M5: 1,769,144 km (0.118 R)
• M6: 2,460,586 km (0.118 R)
• M7: 2,874,523 km (0.051 R)
• M8: 3,400,210 km (0.092 R)
• M9: 4,380,076 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.9

Radius: 8.2

Gravity: 14.1 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.56 AU - 3.06 AU

Year: 3251 Days

Day: 7.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,819,643 km

• M1: 103,372 km (0.1 R)
• M2: 458,517 km (0.117 R)
• M3: 997,818 km (0.09 R)
• M4: 3,419,209 km (0.07 R)
• M5: 3,679,808 km (0.08 R)
• M6: 4,040,938 km (0.104 R)
• M7: 4,809,572 km (0.039 R)
• M8: 5,086,477 km (0.096 R)
• M9: 5,617,250 km (0.117 R)
• M10: 6,332,029 km (0.118 R)
• M11: 6,603,699 km (0.114 R)
• M12: 7,333,736 km (0.086 R)
• M13: 7,633,680 km (0.107 R)
• M14: 8,293,706 km (0.117 R)
• M15: 10,089,928 km (0.112 R)
• M16: 10,671,564 km (0.097 R)
• M17: 10,970,760 km (0.101 R)
• M18: 12,039,038 km (0.03 R)
• M19: 12,932,736 km (0.073 R)
• M20: 14,278,070 km (0.117 R)
• M21: 17,894,897 km (0.076 R)
• M22: 19,435,007 km (0.05 R)
• M23: 22,636,402 km (0.11 R)
• M24: 23,632,424 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.3

Radius: 14.1

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.08 AU - 3.26 AU

Year: 3896 Days

Day: 13.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,819,643 km

• M1: 175,777 km (0.045 R)
• M2: 779,255 km (0.099 R)
• M3: 1,796,222 km (0.101 R)
• M4: 2,585,051 km (0.085 R)
• M5: 3,374,330 km (0.071 R)
• M6: 3,992,468 km (0.068 R)
• M7: 4,748,685 km (0.057 R)
• M8: 5,434,741 km (0.117 R)
• M9: 6,010,543 km (0.087 R)
• M10: 6,547,749 km (0.062 R)
• M11: 8,701,659 km (0.118 R)
• M12: 11,954,665 km (0.108 R)
• M13: 14,770,995 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.5

Radius: 9.9

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.87 AU - 4.45 AU

Year: 5857 Days

Day: 8.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,819,643 km

• M1: 123,867 km (0.032 R)
• M2: 577,597 km (0.102 R)
• M3: 919,429 km (0.085 R)
• M4: 1,243,158 km (0.094 R)
• M5: 1,607,878 km (0.086 R)
• M6: 2,394,015 km (0.077 R)
• M7: 2,874,373 km (0.119 R)
• M8: 3,671,281 km (0.12 R)
• M9: 4,145,357 km (0.047 R)
• M10: 5,052,818 km (0.059 R)
• M11: 5,728,102 km (0.036 R)
• M12: 6,179,888 km (0.092 R)
• M13: 7,502,034 km (0.103 R)
• M14: 9,995,681 km (0.09 R)
• M15: 10,562,507 km (0.075 R)
• M16: 11,429,577 km (0.109 R)
• M17: 12,792,712 km (0.105 R)
• M18: 13,253,025 km (0.067 R)
• M19: 15,897,616 km (0.118 R)
• M20: 17,096,643 km (0.06 R)
• M21: 19,472,257 km (0.106 R)
• M22: 20,425,944 km (0.093 R)
• M23: 21,055,302 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.2

Radius: 13

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.3 AU - 4.88 AU

Year: 6788 Days

Day: 7.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,819,643 km

• M1: 166,502 km (0.106 R)
• M2: 577,149 km (0.097 R)
• M3: 1,216,081 km (0.105 R)
• M4: 1,996,084 km (0.12 R)
• M5: 2,573,532 km (0.065 R)
• M6: 4,119,177 km (0.066 R)
• M7: 5,429,056 km (0.112 R)
• M8: 6,078,760 km (0.037 R)
• M9: 7,810,804 km (0.088 R)
• M10: 8,218,309 km (0.068 R)
• M11: 8,769,278 km (0.092 R)
• M12: 10,621,299 km (0.043 R)
• M13: 12,390,144 km (0.073 R)
• M14: 14,775,183 km (0.097 R)
• M15: 15,655,567 km (0.095 R)
• M16: 16,637,228 km (0.066 R)
• M17: 18,941,185 km (0.085 R)
• M18: 20,900,618 km (0.078 R)
• M19: 21,609,263 km (0.117 R)
• M20: 22,826,092 km (0.095 R)
• M21: 23,747,166 km (0.099 R)
• M22: 25,663,216 km (0.106 R)
• M23: 26,294,070 km (0.102 R)
• M24: 27,963,432 km (0.083 R)
• M25: 28,824,219 km (0.092 R)
• M26: 29,801,392 km (0.101 R)
• M27: 30,901,385 km (0.081 R)
• M28: 37,499,100 km (0.036 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 15,051 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit