🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.46 AU - 0.54 AU

Year: 225 Days

Day: 14.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.06 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.4

Radius: 9.1

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.34 AU - 1.88 AU

Year: 1299 Days

Day: 12.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,640,417 km

• M1: 113,545 km (0.086 R)
• M2: 425,456 km (0.086 R)
• M3: 726,597 km (0.06 R)
• M4: 1,150,258 km (0.12 R)
• M5: 1,752,539 km (0.105 R)
• M6: 2,312,633 km (0.056 R)
• M7: 2,720,437 km (0.101 R)
• M8: 3,819,682 km (0.101 R)
• M9: 4,834,854 km (0.119 R)
• M10: 5,935,595 km (0.032 R)
• M11: 6,388,876 km (0.117 R)
• M12: 7,388,938 km (0.069 R)
• M13: 8,570,911 km (0.1 R)
• M14: 9,263,848 km (0.043 R)
• M15: 10,265,555 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.9

Radius: 8.6

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.18 AU - 2.76 AU

Year: 2468 Days

Day: 8 Hours

Environment

Temp: -207 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,640,417 km

• M1: 109,805 km (0.11 R)
• M2: 826,678 km (0.091 R)
• M3: 2,055,026 km (0.119 R)
• M4: 2,777,584 km (0.103 R)
• M5: 4,440,813 km (0.078 R)
• M6: 4,717,270 km (0.116 R)
• M7: 7,276,440 km (0.09 R)
• M8: 7,844,613 km (0.084 R)
• M9: 8,123,763 km (0.11 R)
• M10: 9,377,094 km (0.041 R)
• M11: 9,798,361 km (0.074 R)
• M12: 10,641,196 km (0.097 R)
• M13: 11,651,281 km (0.048 R)
• M14: 13,023,542 km (0.096 R)
• M15: 13,459,919 km (0.11 R)
• M16: 15,351,584 km (0.116 R)
• M17: 15,838,675 km (0.084 R)
• M18: 16,690,186 km (0.085 R)
• M19: 17,309,371 km (0.043 R)
• M20: 17,677,681 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.7

Radius: 8.7

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.36 AU - 2.8 AU

Year: 2635 Days

Day: 7 Hours

Environment

Temp: -201 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,640,417 km

• M1: 108,159 km (0.115 R)
• M2: 464,651 km (0.042 R)
• M3: 1,187,957 km (0.084 R)
• M4: 1,501,065 km (0.08 R)
• M5: 2,432,162 km (0.043 R)
• M6: 2,836,226 km (0.104 R)
• M7: 3,119,415 km (0.088 R)
• M8: 3,633,583 km (0.097 R)
• M9: 4,065,173 km (0.095 R)
• M10: 4,344,322 km (0.11 R)
• M11: 5,008,686 km (0.104 R)
• M12: 5,838,356 km (0.101 R)
• M13: 6,142,937 km (0.104 R)
• M14: 8,877,586 km (0.088 R)
• M15: 9,384,125 km (0.111 R)
• M16: 10,125,382 km (0.108 R)
• M17: 10,603,497 km (0.05 R)
• M18: 11,684,342 km (0.091 R)
• M19: 12,128,498 km (0.104 R)
• M20: 13,093,554 km (0.109 R)
• M21: 13,572,865 km (0.104 R)
• M22: 14,063,845 km (0.114 R)
• M23: 14,336,562 km (0.089 R)
• M24: 14,659,245 km (0.075 R)
• M25: 17,313,710 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804

Radius: 12.3

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.41 AU - 2.85 AU

Year: 2712 Days

Day: 8.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,640,417 km

• M1: 160,519 km (0.048 R)
• M2: 585,526 km (0.115 R)
• M3: 1,488,798 km (0.106 R)
• M4: 1,969,007 km (0.104 R)
• M5: 2,421,092 km (0.028 R)
• M6: 2,829,345 km (0.099 R)
• M7: 3,986,484 km (0.091 R)
• M8: 5,238,319 km (0.088 R)
• M9: 5,743,960 km (0.066 R)
• M10: 6,144,433 km (0.082 R)
• M11: 6,678,498 km (0.078 R)
• M12: 7,711,920 km (0.094 R)
• M13: 8,200,506 km (0.1 R)
• M14: 9,568,280 km (0.104 R)
• M15: 10,680,241 km (0.075 R)
• M16: 11,706,183 km (0.076 R)
• M17: 14,241,867 km (0.107 R)
• M18: 14,978,936 km (0.064 R)
• M19: 15,586,752 km (0.088 R)
• M20: 16,211,024 km (0.075 R)
• M21: 16,851,751 km (0.084 R)
• M22: 17,398,681 km (0.107 R)
• M23: 19,228,562 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 217.9

Radius: 7.6

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 8.74 AU - 13.76 AU

Year: 23992 Days

Day: 15.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,640,417 km

• M1: 94,845 km (0.113 R)
• M2: 770,279 km (0.102 R)
• M3: 1,234,182 km (0.109 R)
• M4: 1,492,987 km (0.098 R)
• M5: 1,788,443 km (0.105 R)
• M6: 4,980,412 km (0.105 R)
• M7: 6,856,669 km (0.027 R)
• M8: 16,926,251 km (0.111 R)
• M9: 17,467,496 km (0.028 R)
• M10: 24,892,487 km (0.082 R)
• M11: 26,305,290 km (0.056 R)
• M12: 29,845,822 km (0.086 R)
• M13: 40,128,133 km (0.092 R)
• M14: 51,892,210 km (0.099 R)
• M15: 55,535,517 km (0.066 R)
• M16: 57,246,468 km (0.065 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: 477 - 12,883 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit