🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.08 AU - 1.24 AU

Year: 463 Days

Day: 35.8 Hours

Environment

Temp: 5 °C

Axial Tilt: 72 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.05 AU - 1.51 AU

Year: 537 Days

Day: 13.2 Hours

Environment

Temp: 1 °C

Axial Tilt: 14.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 59,170,112 km

• M1: 54,304 km (0.103 R)
• M2: 87,515 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.22 AU - 2.36 AU

Year: 1285 Days

Day: 17.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.19 AU - 3.31 AU

Year: 1691 Days

Day: 14.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.97 AU - 3.31 AU

Year: 2063 Days

Day: 19.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.3

Radius: 11.9

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.26 AU - 5.36 AU

Year: 3912 Days

Day: 9 Hours

Environment

Temp: -130 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,170,112 km

• M1: 147,952 km (0.05 R)
• M2: 616,343 km (0.103 R)
• M3: 1,034,918 km (0.063 R)
• M4: 1,824,346 km (0.088 R)
• M5: 2,290,792 km (0.092 R)
• M6: 3,228,023 km (0.084 R)
• M7: 3,828,658 km (0.073 R)
• M8: 5,119,090 km (0.03 R)
• M9: 6,809,994 km (0.069 R)
• M10: 8,768,829 km (0.075 R)
• M11: 11,725,780 km (0.067 R)
• M12: 13,351,610 km (0.029 R)
• M13: 14,299,462 km (0.054 R)
• M14: 15,862,161 km (0.105 R)
• M15: 19,127,285 km (0.116 R)
• M16: 26,625,579 km (0.115 R)
• M17: 28,125,596 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.3

Radius: 8.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.59 AU - 5.65 AU

Year: 4296 Days

Day: 12.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,170,112 km

• M1: 102,026 km (0.078 R)
• M2: 490,382 km (0.107 R)
• M3: 1,302,399 km (0.107 R)
• M4: 1,765,105 km (0.112 R)
• M5: 2,024,508 km (0.063 R)
• M6: 2,382,047 km (0.106 R)
• M7: 2,674,062 km (0.083 R)
• M8: 3,076,630 km (0.077 R)
• M9: 3,439,853 km (0.089 R)
• M10: 3,730,971 km (0.084 R)
• M11: 4,607,764 km (0.119 R)
• M12: 5,860,796 km (0.1 R)
• M13: 9,205,804 km (0.083 R)
• M14: 10,931,116 km (0.077 R)
• M15: 11,385,146 km (0.101 R)
• M16: 11,997,749 km (0.116 R)
• M17: 12,443,401 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422

Radius: 11

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.38 AU - 7 AU

Year: 5711 Days

Day: 9.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,170,112 km

• M1: 164,707 km (0.085 R)
• M2: 1,551,928 km (0.041 R)
• M3: 2,034,381 km (0.046 R)
• M4: 2,751,254 km (0.101 R)
• M5: 3,265,422 km (0.056 R)
• M6: 5,673,050 km (0.053 R)
• M7: 6,293,134 km (0.069 R)
• M8: 6,990,708 km (0.097 R)
• M9: 7,916,271 km (0.088 R)
• M10: 10,306,545 km (0.113 R)
• M11: 12,645,059 km (0.092 R)
• M12: 14,495,286 km (0.063 R)
• M13: 15,768,064 km (0.084 R)
• M14: 17,355,597 km (0.045 R)
• M15: 19,634,571 km (0.08 R)
• M16: 20,301,478 km (0.108 R)
• M17: 24,394,925 km (0.091 R)
• M18: 25,952,837 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.8

Radius: 6.3

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 11.62 AU - 16.48 AU

Year: 19531 Days

Day: 21.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,170,112 km

• M1: 161,416 km (0.056 R)
• M2: 490,083 km (0.069 R)
• M3: 936,782 km (0.107 R)
• M4: 2,125,636 km (0.059 R)
• M5: 2,380,401 km (0.096 R)
• M6: 2,611,979 km (0.113 R)
• M7: 3,071,543 km (0.068 R)
• M8: 3,803,825 km (0.087 R)
• M9: 5,043,692 km (0.096 R)
• M10: 10,792,888 km (0.085 R)
• M11: 11,312,292 km (0.105 R)
• M12: 11,908,589 km (0.113 R)
• M13: 14,093,466 km (0.112 R)
• M14: 15,934,866 km (0.05 R)
• M15: 21,859,690 km (0.103 R)
• M16: 27,584,651 km (0.115 R)
• M17: 28,554,045 km (0.098 R)
• M18: 28,772,607 km (0.106 R)
• M19: 29,323,726 km (0.09 R)
• M20: 33,138,771 km (0.093 R)
• M21: 40,073,829 km (0.082 R)
• M22: 51,708,205 km (0.113 R)
• M23: 54,344,119 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: 545 - 15,372 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit