🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.66 AU - 0.66 AU

Year: 223 Days

Day: 12.9 Hours

Environment

Temp: 28 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.57 AU - 0.89 AU

Year: 260 Days

Day: 28.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 23,336,889 km

• M1: 272,119 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.81 AU - 0.91 AU

Year: 332 Days

Day: 40.6 Hours

Environment

Temp: -13 °C

Axial Tilt: 44.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.26 AU - 1.54 AU

Year: 690 Days

Day: 23.9 Hours

Environment

Temp: -77 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,336,889 km

• M1: 136,433 km (0.039 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.48 AU - 1.68 AU

Year: 827 Days

Day: 46.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,336,889 km

• M1: 1,207,704 km (0.105 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.81 AU - 2.43 AU

Year: 1285 Days

Day: 35.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.7

Radius: 11

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.43 AU - 5.23 AU

Year: 4418 Days

Day: 7.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,336,889 km

• M1: 137,181 km (0.09 R)
• M2: 507,586 km (0.109 R)
• M3: 919,877 km (0.1 R)
• M4: 1,263,653 km (0.09 R)
• M5: 1,663,678 km (0.079 R)
• M6: 2,086,442 km (0.095 R)
• M7: 2,467,467 km (0.118 R)
• M8: 2,848,643 km (0.08 R)
• M9: 3,584,664 km (0.09 R)
• M10: 5,554,719 km (0.091 R)
• M11: 7,452,068 km (0.107 R)
• M12: 10,294,727 km (0.082 R)
• M13: 10,824,004 km (0.089 R)
• M14: 12,352,446 km (0.08 R)
• M15: 14,623,491 km (0.083 R)
• M16: 15,003,470 km (0.086 R)
• M17: 18,285,049 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.7

Radius: 11.6

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.53 AU - 5.31 AU

Year: 4542 Days

Day: 13.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,336,889 km

• M1: 157,826 km (0.025 R)
• M2: 726,746 km (0.066 R)
• M3: 1,513,482 km (0.06 R)
• M4: 1,926,821 km (0.114 R)
• M5: 2,913,419 km (0.049 R)
• M6: 4,426,451 km (0.092 R)
• M7: 5,258,216 km (0.114 R)
• M8: 6,568,394 km (0.08 R)
• M9: 7,299,927 km (0.111 R)
• M10: 7,829,354 km (0.074 R)
• M11: 8,271,266 km (0.061 R)
• M12: 9,367,370 km (0.07 R)
• M13: 10,338,260 km (0.117 R)
• M14: 10,735,891 km (0.111 R)
• M15: 11,798,934 km (0.037 R)
• M16: 12,981,654 km (0.107 R)
• M17: 13,919,334 km (0.12 R)
• M18: 17,372,801 km (0.117 R)
• M19: 20,105,505 km (0.106 R)
• M20: 25,677,128 km (0.099 R)
• M21: 26,737,478 km (0.114 R)
• M22: 27,488,459 km (0.043 R)
• M23: 28,167,783 km (0.038 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.4

Radius: 9.8

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.04 AU - 6.04 AU

Year: 4710 Days

Day: 8.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 23,336,889 km

• M1: 121,922 km (0.051 R)
• M2: 434,881 km (0.076 R)
• M3: 820,245 km (0.085 R)
• M4: 1,297,762 km (0.113 R)
• M5: 1,841,849 km (0.07 R)
• M6: 2,440,988 km (0.11 R)
• M7: 2,954,708 km (0.041 R)
• M8: 4,220,754 km (0.092 R)
• M9: 5,237,272 km (0.095 R)
• M10: 6,122,442 km (0.062 R)
• M11: 6,826,450 km (0.037 R)
• M12: 7,518,490 km (0.084 R)
• M13: 8,859,186 km (0.104 R)
• M14: 10,679,044 km (0.095 R)
• M15: 13,157,432 km (0.081 R)
• M16: 14,278,369 km (0.114 R)
• M17: 15,942,196 km (0.084 R)
• M18: 16,598,333 km (0.119 R)
• M19: 18,435,993 km (0.096 R)
• M20: 18,976,340 km (0.092 R)
• M21: 20,088,750 km (0.119 R)
• M22: 21,048,570 km (0.065 R)
• M23: 21,572,761 km (0.114 R)
• M24: 21,971,589 km (0.118 R)
• M25: 22,511,188 km (0.11 R)
• M26: 22,921,535 km (0.104 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 10,887 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit