🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.61 AU - 0.65 AU

Year: 328 Days

Day: 35.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.8

Radius: 15

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.6 AU - 0.86 AU

Year: 409 Days

Day: 13.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 18,813,436 km

• M1: 186,549 km (0.112 R)
• M2: 655,388 km (0.092 R)
• M3: 1,162,226 km (0.111 R)
• M4: 2,025,705 km (0.1 R)
• M5: 2,504,717 km (0.098 R)
• M6: 3,309,254 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.4

Radius: 10

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.62 AU - 0.88 AU

Year: 426 Days

Day: 7.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 18,813,436 km

• M1: 124,465 km (0.081 R)
• M2: 514,168 km (0.119 R)
• M3: 873,502 km (0.051 R)
• M4: 1,242,560 km (0.102 R)
• M5: 1,753,137 km (0.043 R)
• M6: 2,408,526 km (0.081 R)
• M7: 2,778,332 km (0.112 R)
• M8: 3,174,766 km (0.079 R)
• M9: 3,795,896 km (0.105 R)
• M10: 4,553,310 km (0.062 R)
• M11: 4,998,813 km (0.109 R)
• M12: 5,604,834 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.4

Radius: 14.5

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.59 AU - 1.63 AU

Year: 1340 Days

Day: 5.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 18,813,436 km

• M1: 180,265 km (0.064 R)
• M2: 645,365 km (0.116 R)
• M3: 1,597,107 km (0.113 R)
• M4: 2,129,675 km (0.032 R)
• M5: 2,641,001 km (0.114 R)
• M6: 3,134,524 km (0.117 R)
• M7: 4,293,160 km (0.108 R)
• M8: 4,865,072 km (0.1 R)
• M9: 5,445,811 km (0.088 R)
• M10: 6,651,421 km (0.049 R)
• M11: 7,394,623 km (0.073 R)
• M12: 8,028,469 km (0.104 R)
• M13: 9,618,844 km (0.09 R)
• M14: 10,505,062 km (0.03 R)
• M15: 11,829,601 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.2

Radius: 11.5

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.09 AU - 4.27 AU

Year: 5606 Days

Day: 10.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 18,813,436 km

• M1: 143,614 km (0.064 R)
• M2: 505,042 km (0.115 R)
• M3: 951,442 km (0.099 R)
• M4: 1,754,035 km (0.094 R)
• M5: 3,254,502 km (0.073 R)
• M6: 4,030,915 km (0.101 R)
• M7: 4,768,881 km (0.109 R)
• M8: 5,536,767 km (0.101 R)
• M9: 6,481,328 km (0.087 R)
• M10: 7,745,579 km (0.073 R)
• M11: 8,226,686 km (0.108 R)
• M12: 9,496,772 km (0.047 R)
• M13: 11,784,871 km (0.118 R)
• M14: 13,186,454 km (0.05 R)
• M15: 15,262,424 km (0.085 R)
• M16: 16,802,982 km (0.078 R)
• M17: 19,304,408 km (0.077 R)
• M18: 20,329,453 km (0.114 R)
• M19: 22,118,045 km (0.052 R)
• M20: 24,321,622 km (0.112 R)
• M21: 25,679,372 km (0.093 R)
• M22: 26,501,263 km (0.083 R)
• M23: 29,516,707 km (0.119 R)
• M24: 30,055,708 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.7

Radius: 11.5

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.75 AU - 4.87 AU

Year: 5870 Days

Day: 8.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 18,813,436 km

• M1: 143,016 km (0.082 R)
• M2: 757,564 km (0.119 R)
• M3: 1,234,182 km (0.097 R)
• M4: 1,829,432 km (0.04 R)
• M5: 2,411,518 km (0.086 R)
• M6: 2,835,927 km (0.083 R)
• M7: 3,370,590 km (0.076 R)
• M8: 4,226,738 km (0.094 R)
• M9: 5,167,709 km (0.092 R)
• M10: 5,790,485 km (0.116 R)
• M11: 7,462,241 km (0.113 R)
• M12: 8,447,493 km (0.068 R)
• M13: 9,031,074 km (0.043 R)
• M14: 9,766,946 km (0.076 R)
• M15: 10,235,935 km (0.105 R)
• M16: 11,265,318 km (0.108 R)
• M17: 17,596,001 km (0.101 R)
• M18: 18,163,725 km (0.101 R)
• M19: 19,535,986 km (0.079 R)
• M20: 20,350,546 km (0.119 R)
• M21: 22,855,862 km (0.118 R)
• M22: 23,913,220 km (0.087 R)
• M23: 24,454,016 km (0.079 R)
• M24: 27,281,416 km (0.094 R)
• M25: 29,606,316 km (0.042 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.6

Radius: 8.4

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.07 AU - 5.17 AU

Year: 6514 Days

Day: 5.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 18,813,436 km

• M1: 106,514 km (0.117 R)
• M2: 1,248,693 km (0.055 R)
• M3: 1,775,428 km (0.11 R)
• M4: 2,346,293 km (0.085 R)
• M5: 4,125,460 km (0.117 R)
• M6: 4,414,035 km (0.107 R)
• M7: 5,909,714 km (0.107 R)
• M8: 6,660,097 km (0.109 R)
• M9: 7,263,575 km (0.097 R)
• M10: 7,533,150 km (0.117 R)
• M11: 7,934,372 km (0.115 R)
• M12: 10,495,637 km (0.067 R)
• M13: 11,921,604 km (0.042 R)
• M14: 12,638,028 km (0.105 R)
• M15: 12,984,946 km (0.105 R)
• M16: 13,293,716 km (0.111 R)
• M17: 17,338,543 km (0.093 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 18,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit