🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.7

Radius: 9.1

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.54 AU - 0.82 AU

Year: 368 Days

Day: 10.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,221,379 km

• M1: 115,789 km (0.076 R)
• M2: 401,521 km (0.109 R)
• M3: 892,800 km (0.066 R)
• M4: 1,191,547 km (0.067 R)
• M5: 1,507,049 km (0.073 R)
• M6: 1,945,371 km (0.08 R)
• M7: 2,380,551 km (0.088 R)
• M8: 2,783,268 km (0.115 R)
• M9: 3,126,296 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.9

Radius: 10.2

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.09 AU - 1.11 AU

Year: 757 Days

Day: 9.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,221,379 km

• M1: 126,859 km (0.111 R)
• M2: 743,202 km (0.086 R)
• M3: 1,180,178 km (0.101 R)
• M4: 1,498,671 km (0.113 R)
• M5: 2,305,154 km (0.113 R)
• M6: 2,812,141 km (0.115 R)
• M7: 3,323,915 km (0.077 R)
• M8: 6,100,003 km (0.091 R)
• M9: 7,633,082 km (0.111 R)
• M10: 8,450,784 km (0.079 R)
• M11: 8,894,341 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.7

Radius: 10.2

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.92 AU - 1.5 AU

Year: 873 Days

Day: 5 Hours

Environment

Temp: -165 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,221,379 km

• M1: 127,009 km (0.117 R)
• M2: 514,766 km (0.116 R)
• M3: 993,330 km (0.102 R)
• M4: 2,090,032 km (0.076 R)
• M5: 2,473,152 km (0.117 R)
• M6: 2,822,463 km (0.111 R)
• M7: 3,786,920 km (0.066 R)
• M8: 4,725,797 km (0.085 R)
• M9: 5,128,365 km (0.097 R)
• M10: 6,742,226 km (0.055 R)
• M11: 7,407,638 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.1

Radius: 11.9

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.44 AU - 1.64 AU

Year: 1254 Days

Day: 9.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 32,221,379 km

• M1: 148,401 km (0.085 R)
• M2: 519,254 km (0.114 R)
• M3: 1,163,273 km (0.104 R)
• M4: 3,809,809 km (0.101 R)
• M5: 4,213,873 km (0.095 R)
• M6: 4,951,390 km (0.054 R)
• M7: 5,534,373 km (0.044 R)

Asteroid Belt

Center: 1.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.3

Radius: 10.4

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.89 AU - 2.39 AU

Year: 2054 Days

Day: 12.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,221,379 km

• M1: 129,402 km (0.107 R)
• M2: 460,313 km (0.093 R)
• M3: 823,985 km (0.118 R)
• M4: 1,424,471 km (0.111 R)
• M5: 1,757,775 km (0.09 R)
• M6: 2,337,766 km (0.039 R)
• M7: 2,792,543 km (0.085 R)
• M8: 3,122,407 km (0.098 R)
• M9: 3,957,163 km (0.111 R)
• M10: 4,542,539 km (0.107 R)
• M11: 5,069,872 km (0.113 R)
• M12: 5,395,995 km (0.109 R)
• M13: 6,194,698 km (0.092 R)
• M14: 6,928,326 km (0.06 R)
• M15: 7,538,087 km (0.059 R)
• M16: 7,964,291 km (0.119 R)
• M17: 9,444,114 km (0.097 R)
• M18: 10,341,551 km (0.069 R)
• M19: 11,022,072 km (0.064 R)
• M20: 12,264,033 km (0.068 R)
• M21: 13,419,527 km (0.118 R)
• M22: 14,646,380 km (0.075 R)
• M23: 15,504,772 km (0.107 R)
• M24: 15,896,868 km (0.067 R)
• M25: 17,269,429 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.4

Radius: 13.6

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.22 AU - 3.54 AU

Year: 4076 Days

Day: 12.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,221,379 km

• M1: 169,345 km (0.076 R)
• M2: 601,383 km (0.08 R)
• M3: 1,031,178 km (0.049 R)
• M4: 1,513,033 km (0.107 R)
• M5: 2,903,695 km (0.087 R)
• M6: 3,728,577 km (0.091 R)
• M7: 4,174,828 km (0.087 R)
• M8: 5,048,928 km (0.071 R)
• M9: 5,928,564 km (0.12 R)
• M10: 7,193,114 km (0.041 R)
• M11: 7,958,158 km (0.102 R)
• M12: 8,703,455 km (0.1 R)
• M13: 9,729,546 km (0.096 R)
• M14: 10,292,633 km (0.07 R)
• M15: 12,067,761 km (0.045 R)
• M16: 13,197,225 km (0.052 R)
• M17: 14,344,641 km (0.089 R)
• M18: 16,666,848 km (0.032 R)
• M19: 18,187,062 km (0.115 R)
• M20: 20,835,243 km (0.093 R)
• M21: 23,159,845 km (0.067 R)
• M22: 23,875,222 km (0.072 R)
• M23: 24,901,613 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.2

Radius: 9

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.1 AU - 4.5 AU

Year: 4859 Days

Day: 12.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,221,379 km

• M1: 115,938 km (0.103 R)
• M2: 619,036 km (0.054 R)
• M3: 920,924 km (0.069 R)
• M4: 1,894,657 km (0.118 R)
• M5: 4,010,719 km (0.074 R)
• M6: 5,176,086 km (0.118 R)
• M7: 6,158,346 km (0.118 R)
• M8: 9,646,071 km (0.068 R)
• M9: 11,713,364 km (0.116 R)
• M10: 13,146,212 km (0.09 R)
• M11: 17,774,621 km (0.107 R)
• M12: 24,423,947 km (0.118 R)
• M13: 26,431,849 km (0.056 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.5

Radius: 12.6

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.89 AU - 4.41 AU

Year: 5546 Days

Day: 9.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,221,379 km

• M1: 158,275 km (0.054 R)
• M2: 784,342 km (0.082 R)
• M3: 1,385,127 km (0.1 R)
• M4: 2,131,919 km (0.088 R)
• M5: 2,925,087 km (0.105 R)
• M6: 4,207,141 km (0.118 R)
• M7: 4,675,083 km (0.091 R)
• M8: 5,232,634 km (0.075 R)
• M9: 5,745,456 km (0.104 R)
• M10: 6,260,671 km (0.1 R)
• M11: 7,210,767 km (0.048 R)
• M12: 7,738,698 km (0.094 R)
• M13: 8,911,994 km (0.06 R)
• M14: 9,396,841 km (0.049 R)
• M15: 12,888,156 km (0.097 R)
• M16: 13,667,561 km (0.101 R)
• M17: 16,493,614 km (0.09 R)
• M18: 18,886,881 km (0.094 R)
• M19: 20,235,506 km (0.063 R)
• M20: 22,230,244 km (0.087 R)
• M21: 26,607,028 km (0.115 R)
• M22: 28,821,975 km (0.086 R)
• M23: 29,795,109 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.8

Radius: 14.3

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.88 AU - 4.46 AU

Year: 5586 Days

Day: 14.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,221,379 km

• M1: 202,855 km (0.111 R)
• M2: 660,774 km (0.09 R)
• M3: 1,132,456 km (0.06 R)
• M4: 1,748,799 km (0.034 R)
• M5: 4,329,213 km (0.107 R)
• M6: 5,195,534 km (0.093 R)
• M7: 5,987,954 km (0.056 R)
• M8: 7,814,694 km (0.1 R)
• M9: 9,141,327 km (0.061 R)
• M10: 10,477,236 km (0.098 R)
• M11: 12,238,003 km (0.033 R)
• M12: 13,588,274 km (0.107 R)
• M13: 19,511,302 km (0.11 R)
• M14: 21,644,568 km (0.063 R)
• M15: 26,707,857 km (0.113 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: 400 - 19,496 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit