🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.4 AU - 0.64 AU

Year: 246 Days

Day: 30.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749

Radius: 9.2

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.71 AU - 0.87 AU

Year: 461 Days

Day: 14.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,664,547 km

• M1: 114,442 km (0.119 R)
• M2: 609,761 km (0.105 R)
• M3: 1,145,471 km (0.069 R)
• M4: 1,494,184 km (0.103 R)
• M5: 1,786,498 km (0.118 R)
• M6: 2,242,472 km (0.116 R)
• M7: 2,722,232 km (0.103 R)
• M8: 3,221,740 km (0.11 R)
• M9: 3,729,026 km (0.112 R)
• M10: 4,551,665 km (0.062 R)
• M11: 5,110,263 km (0.065 R)
• M12: 5,592,866 km (0.087 R)
• M13: 6,105,538 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.6

Radius: 13.9

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.92 AU - 1.28 AU

Year: 757 Days

Day: 11.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 78.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 40,664,547 km

• M1: 175,628 km (0.112 R)
• M2: 747,840 km (0.093 R)
• M3: 1,814,772 km (0.098 R)
• M4: 2,408,227 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.7

Radius: 14.2

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.85 AU - 1.39 AU

Year: 778 Days

Day: 12.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,664,547 km

• M1: 176,675 km (0.094 R)
• M2: 754,272 km (0.11 R)
• M3: 1,454,989 km (0.075 R)
• M4: 2,074,025 km (0.117 R)
• M5: 2,670,621 km (0.094 R)
• M6: 3,147,390 km (0.098 R)
• M7: 3,941,455 km (0.094 R)
• M8: 4,402,516 km (0.07 R)
• M9: 4,865,671 km (0.075 R)
• M10: 5,416,341 km (0.083 R)
• M11: 6,517,530 km (0.082 R)
• M12: 7,739,595 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.2

Radius: 11.5

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.15 AU - 1.41 AU

Year: 950 Days

Day: 5.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,664,547 km

• M1: 143,016 km (0.092 R)
• M2: 546,331 km (0.111 R)
• M3: 940,522 km (0.102 R)
• M4: 1,355,506 km (0.095 R)
• M5: 1,828,535 km (0.108 R)
• M6: 2,333,128 km (0.096 R)
• M7: 3,270,509 km (0.068 R)
• M8: 3,825,816 km (0.061 R)
• M9: 4,428,097 km (0.119 R)
• M10: 4,799,997 km (0.084 R)
• M11: 5,660,634 km (0.111 R)
• M12: 6,118,703 km (0.063 R)
• M13: 6,502,870 km (0.112 R)
• M14: 6,882,699 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.9

Radius: 12.4

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.33 AU - 5.83 AU

Year: 7511 Days

Day: 14.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,664,547 km

• M1: 154,235 km (0.113 R)
• M2: 671,994 km (0.087 R)
• M3: 1,090,419 km (0.116 R)
• M4: 1,527,544 km (0.073 R)
• M5: 1,971,102 km (0.089 R)
• M6: 2,391,472 km (0.075 R)
• M7: 2,975,801 km (0.037 R)
• M8: 7,847,605 km (0.08 R)
• M9: 9,512,929 km (0.066 R)
• M10: 11,993,560 km (0.071 R)
• M11: 13,829,725 km (0.04 R)
• M12: 14,255,181 km (0.071 R)
• M13: 15,068,395 km (0.091 R)
• M14: 15,846,454 km (0.026 R)
• M15: 17,694,885 km (0.064 R)
• M16: 19,303,960 km (0.09 R)
• M17: 20,455,714 km (0.088 R)
• M18: 21,815,857 km (0.119 R)
• M19: 23,235,392 km (0.064 R)
• M20: 25,343,076 km (0.115 R)
• M21: 27,479,782 km (0.06 R)
• M22: 28,936,417 km (0.119 R)
• M23: 36,767,566 km (0.073 R)
• M24: 41,354,387 km (0.118 R)
• M25: 41,984,942 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.5

Radius: 12.4

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.96 AU - 5.52 AU

Year: 7869 Days

Day: 12.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 40,664,547 km

• M1: 154,385 km (0.045 R)
• M2: 640,728 km (0.077 R)
• M3: 1,142,180 km (0.061 R)
• M4: 1,609,972 km (0.108 R)
• M5: 2,156,603 km (0.102 R)
• M6: 2,987,320 km (0.076 R)
• M7: 3,534,998 km (0.082 R)
• M8: 4,690,492 km (0.077 R)
• M9: 5,157,536 km (0.088 R)
• M10: 8,181,508 km (0.104 R)
• M11: 8,687,448 km (0.096 R)
• M12: 9,394,597 km (0.081 R)
• M13: 11,126,042 km (0.1 R)
• M14: 13,930,554 km (0.089 R)
• M15: 14,961,732 km (0.063 R)
• M16: 15,591,838 km (0.106 R)
• M17: 16,108,549 km (0.09 R)
• M18: 17,176,229 km (0.112 R)
• M19: 19,452,510 km (0.091 R)
• M20: 21,208,191 km (0.041 R)
• M21: 22,165,019 km (0.093 R)
• M22: 24,857,481 km (0.076 R)
• M23: 27,386,134 km (0.088 R)
• M24: 27,855,124 km (0.116 R)
• M25: 29,489,779 km (0.118 R)
• M26: 30,581,096 km (0.095 R)
• M27: 30,984,561 km (0.106 R)
• M28: 31,596,417 km (0.101 R)
• M29: 33,267,425 km (0.104 R)
• M30: 33,694,228 km (0.117 R)
• M31: 35,995,192 km (0.112 R)
• M32: 39,939,789 km (0.086 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 12,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit