🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.4

Radius: 13.1

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.65 AU - 0.97 AU

Year: 486 Days

Day: 14.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,473,729 km

• M1: 163,361 km (0.113 R)
• M2: 581,487 km (0.086 R)
• M3: 1,039,556 km (0.113 R)
• M4: 1,475,484 km (0.091 R)
• M5: 1,918,742 km (0.07 R)
• M6: 2,395,959 km (0.11 R)
• M7: 2,870,634 km (0.096 R)
• M8: 3,723,341 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.6

Radius: 10.8

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.75 AU - 1.17 AU

Year: 627 Days

Day: 9 Hours

Environment

Temp: -178 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,473,729 km

• M1: 134,339 km (0.107 R)
• M2: 480,060 km (0.107 R)
• M3: 822,339 km (0.049 R)
• M4: 1,602,044 km (0.091 R)
• M5: 1,989,951 km (0.074 R)
• M6: 2,588,043 km (0.087 R)
• M7: 3,214,260 km (0.082 R)
• M8: 3,839,130 km (0.101 R)
• M9: 4,325,024 km (0.079 R)
• M10: 4,671,493 km (0.073 R)
• M11: 5,313,866 km (0.113 R)
• M12: 5,861,843 km (0.069 R)
• M13: 6,630,327 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.1

Radius: 8.3

Gravity: 14.43 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.07 AU - 1.13 AU

Year: 769 Days

Day: 14.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,473,729 km

• M1: 103,223 km (0.096 R)
• M2: 509,082 km (0.032 R)
• M3: 880,832 km (0.075 R)
• M4: 1,260,063 km (0.048 R)
• M5: 1,565,691 km (0.047 R)
• M6: 2,138,950 km (0.119 R)
• M7: 2,602,105 km (0.104 R)
• M8: 2,959,644 km (0.06 R)
• M9: 3,225,330 km (0.08 R)
• M10: 3,713,618 km (0.086 R)
• M11: 4,071,306 km (0.103 R)
• M12: 4,783,990 km (0.115 R)
• M13: 5,246,248 km (0.105 R)
• M14: 6,745,218 km (0.114 R)
• M15: 7,374,726 km (0.11 R)
• M16: 7,992,117 km (0.118 R)
• M17: 8,300,438 km (0.106 R)
• M18: 8,940,866 km (0.1 R)
• M19: 9,245,298 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.1

Radius: 10.8

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.93 AU - 3.05 AU

Year: 2620 Days

Day: 14.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,473,729 km

• M1: 134,488 km (0.095 R)
• M2: 552,914 km (0.12 R)
• M3: 1,155,644 km (0.105 R)
• M4: 1,658,741 km (0.047 R)
• M5: 2,371,425 km (0.073 R)
• M6: 2,905,639 km (0.096 R)
• M7: 6,458,738 km (0.041 R)
• M8: 6,897,958 km (0.12 R)
• M9: 7,327,753 km (0.054 R)
• M10: 8,241,197 km (0.1 R)
• M11: 13,094,002 km (0.114 R)
• M12: 15,189,420 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.4

Radius: 9

Gravity: 11.03 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.37 AU - 4.69 AU

Year: 5395 Days

Day: 13.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,473,729 km

• M1: 112,049 km (0.106 R)
• M2: 511,326 km (0.072 R)
• M3: 1,203,515 km (0.103 R)
• M4: 1,712,596 km (0.089 R)
• M5: 2,055,475 km (0.065 R)
• M6: 2,359,308 km (0.078 R)
• M7: 2,939,897 km (0.103 R)
• M8: 3,479,198 km (0.079 R)
• M9: 4,034,206 km (0.072 R)
• M10: 4,384,564 km (0.098 R)
• M11: 5,291,426 km (0.041 R)
• M12: 8,557,896 km (0.116 R)
• M13: 9,265,943 km (0.051 R)
• M14: 11,037,630 km (0.109 R)
• M15: 11,377,965 km (0.109 R)
• M16: 12,389,396 km (0.073 R)
• M17: 12,917,028 km (0.088 R)
• M18: 13,848,275 km (0.104 R)
• M19: 19,821,269 km (0.094 R)
• M20: 25,079,933 km (0.069 R)
• M21: 26,267,441 km (0.108 R)
• M22: 27,759,082 km (0.101 R)
• M23: 31,587,890 km (0.062 R)
• M24: 31,979,238 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.4

Radius: 9.7

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.33 AU - 5.41 AU

Year: 8298 Days

Day: 7.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,473,729 km

• M1: 121,324 km (0.064 R)
• M2: 523,443 km (0.047 R)
• M3: 989,889 km (0.043 R)
• M4: 1,562,550 km (0.089 R)
• M5: 2,309,342 km (0.08 R)
• M6: 4,772,322 km (0.035 R)
• M7: 5,359,344 km (0.081 R)
• M8: 9,574,413 km (0.063 R)
• M9: 10,460,033 km (0.099 R)
• M10: 13,616,997 km (0.052 R)
• M11: 18,111,964 km (0.086 R)
• M12: 18,673,405 km (0.069 R)
• M13: 21,344,774 km (0.093 R)
• M14: 23,260,973 km (0.098 R)
• M15: 23,591,135 km (0.088 R)
• M16: 25,376,287 km (0.046 R)
• M17: 25,990,835 km (0.109 R)
• M18: 32,590,046 km (0.047 R)
• M19: 34,265,542 km (0.032 R)
• M20: 37,334,542 km (0.08 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 19,287 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit