🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.53 AU - 0.83 AU

Year: 236 Days

Day: 32.7 Hours

Environment

Temp: 24 °C

Axial Tilt: 46.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.98 AU - 1.12 AU

Year: 454 Days

Day: 31.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,247,453 km

• M1: 49,816 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.62 AU - 2.46 AU

Year: 1229 Days

Day: 34.2 Hours

Environment

Temp: -105 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,247,453 km

• M1: 72,555 km (0.062 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.47 AU - 3.11 AU

Year: 1965 Days

Day: 38 Hours

Environment

Temp: -130 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.5

Radius: 14.6

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.3 AU - 4.9 AU

Year: 3501 Days

Day: 6.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,247,453 km

• M1: 182,360 km (0.106 R)
• M2: 1,547,141 km (0.094 R)
• M3: 2,240,677 km (0.085 R)
• M4: 2,809,149 km (0.114 R)
• M5: 3,817,289 km (0.081 R)
• M6: 5,708,804 km (0.103 R)
• M7: 7,131,031 km (0.072 R)
• M8: 9,591,168 km (0.031 R)
• M9: 14,034,674 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.7

Radius: 13

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.42 AU - 6.7 AU

Year: 6292 Days

Day: 8.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,247,453 km

• M1: 161,715 km (0.078 R)
• M2: 688,449 km (0.079 R)
• M3: 1,274,574 km (0.113 R)
• M4: 1,713,943 km (0.117 R)
• M5: 2,130,722 km (0.069 R)
• M6: 3,397,966 km (0.101 R)
• M7: 4,724,600 km (0.1 R)
• M8: 5,193,739 km (0.079 R)
• M9: 5,612,912 km (0.035 R)
• M10: 6,430,764 km (0.089 R)
• M11: 7,821,575 km (0.117 R)
• M12: 8,374,339 km (0.071 R)
• M13: 12,626,359 km (0.078 R)
• M14: 13,243,152 km (0.081 R)
• M15: 17,375,643 km (0.117 R)
• M16: 18,139,191 km (0.107 R)
• M17: 19,923,444 km (0.104 R)
• M18: 22,641,787 km (0.1 R)
• M19: 23,910,078 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.6

Radius: 11.3

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.73 AU - 7.69 AU

Year: 8165 Days

Day: 10.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,247,453 km

• M1: 142,866 km (0.106 R)
• M2: 841,488 km (0.113 R)
• M3: 1,392,607 km (0.084 R)
• M4: 2,266,857 km (0.036 R)
• M5: 2,835,029 km (0.078 R)
• M6: 5,071,966 km (0.11 R)
• M7: 6,580,960 km (0.092 R)
• M8: 7,597,926 km (0.101 R)
• M9: 8,913,340 km (0.064 R)
• M10: 9,315,609 km (0.096 R)
• M11: 11,278,782 km (0.081 R)
• M12: 12,681,711 km (0.052 R)
• M13: 17,523,745 km (0.076 R)
• M14: 18,349,376 km (0.068 R)
• M15: 20,701,204 km (0.093 R)
• M16: 21,913,246 km (0.085 R)
• M17: 22,573,720 km (0.104 R)
• M18: 23,171,813 km (0.075 R)
• M19: 23,780,526 km (0.083 R)
• M20: 28,344,458 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631

Radius: 11.8

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.27 AU - 8.93 AU

Year: 9723 Days

Day: 6.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,247,453 km

• M1: 147,204 km (0.031 R)
• M2: 606,619 km (0.096 R)
• M3: 1,403,378 km (0.092 R)
• M4: 2,495,442 km (0.076 R)
• M5: 2,916,111 km (0.03 R)
• M6: 5,416,640 km (0.081 R)
• M7: 7,696,362 km (0.065 R)
• M8: 8,159,367 km (0.074 R)
• M9: 8,730,382 km (0.076 R)
• M10: 9,952,746 km (0.09 R)
• M11: 11,073,384 km (0.066 R)
• M12: 14,619,901 km (0.08 R)
• M13: 18,560,608 km (0.085 R)
• M14: 20,895,382 km (0.092 R)
• M15: 23,332,331 km (0.071 R)
• M16: 23,859,215 km (0.072 R)
• M17: 24,755,156 km (0.095 R)
• M18: 26,518,915 km (0.1 R)
• M19: 27,092,773 km (0.114 R)
• M20: 30,503,305 km (0.119 R)
• M21: 32,095,176 km (0.099 R)
• M22: 33,297,195 km (0.091 R)
• M23: 37,921,863 km (0.111 R)
• M24: 41,531,062 km (0.081 R)
• M25: 45,499,295 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.1

Radius: 6

Gravity: 15.86 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 10.21 AU - 11.23 AU

Year: 14803 Days

Day: 24 Hours

Environment

Temp: -192 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,247,453 km

• M1: 74,649 km (0.105 R)
• M2: 664,364 km (0.077 R)
• M3: 863,629 km (0.107 R)
• M4: 1,091,316 km (0.101 R)
• M5: 1,278,463 km (0.112 R)
• M6: 1,561,802 km (0.05 R)
• M7: 3,014,995 km (0.119 R)
• M8: 3,626,851 km (0.027 R)
• M9: 4,348,810 km (0.104 R)
• M10: 5,587,181 km (0.059 R)
• M11: 6,506,311 km (0.051 R)
• M12: 7,656,419 km (0.096 R)
• M13: 11,493,006 km (0.117 R)
• M14: 13,621,185 km (0.104 R)
• M15: 14,157,494 km (0.085 R)
• M16: 17,913,447 km (0.107 R)
• M17: 19,805,711 km (0.116 R)
• M18: 23,311,836 km (0.104 R)
• M19: 24,468,677 km (0.112 R)
• M20: 26,172,297 km (0.117 R)
• M21: 27,105,489 km (0.101 R)
• M22: 30,489,692 km (0.057 R)
• M23: 37,951,185 km (0.063 R)
• M24: 41,749,624 km (0.109 R)
• M25: 43,740,622 km (0.097 R)
• M26: 44,466,770 km (0.071 R)
• M27: 46,995,872 km (0.108 R)
• M28: 50,886,763 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.4

Radius: 7.7

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 9 AU - 13.14 AU

Year: 15534 Days

Day: 22.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,247,453 km

• M1: 95,743 km (0.05 R)
• M2: 626,665 km (0.102 R)
• M3: 1,713,494 km (0.084 R)
• M4: 2,166,626 km (0.032 R)
• M5: 2,546,455 km (0.117 R)
• M6: 2,993,753 km (0.04 R)
• M7: 3,286,665 km (0.114 R)
• M8: 8,462,452 km (0.096 R)
• M9: 9,252,628 km (0.111 R)
• M10: 13,165,660 km (0.075 R)
• M11: 22,624,883 km (0.115 R)
• M12: 22,997,830 km (0.085 R)
• M13: 23,947,926 km (0.119 R)
• M14: 29,757,859 km (0.119 R)
• M15: 39,589,581 km (0.073 R)
• M16: 46,870,509 km (0.1 R)
• M17: 49,953,571 km (0.072 R)
• M18: 55,500,660 km (0.091 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 10,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit