🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.64 AU - 1 AU

Year: 274 Days

Day: 35.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 46.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.1 AU - 1.2 AU

Year: 455 Days

Day: 13 Hours

Environment

Temp: 10 °C

Axial Tilt: 15.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 84,849,732 km

• M1: 471,682 km (0.095 R)
• M2: 587,620 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.1 AU - 1.48 AU

Year: 541 Days

Day: 47.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 84,849,732 km

• M1: 77,193 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.6

Radius: 13.7

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.28 AU - 6.02 AU

Year: 4312 Days

Day: 5.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,849,732 km

• M1: 170,691 km (0.058 R)
• M2: 608,863 km (0.096 R)
• M3: 1,061,995 km (0.078 R)
• M4: 1,892,263 km (0.061 R)
• M5: 2,322,058 km (0.119 R)
• M6: 3,572,547 km (0.026 R)
• M7: 4,623,173 km (0.111 R)
• M8: 5,053,117 km (0.109 R)
• M9: 5,797,217 km (0.074 R)
• M10: 7,189,524 km (0.114 R)
• M11: 12,995,118 km (0.066 R)
• M12: 15,081,859 km (0.074 R)
• M13: 15,744,577 km (0.115 R)
• M14: 16,525,478 km (0.099 R)
• M15: 16,976,067 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.5

Radius: 9.7

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.21 AU - 6.55 AU

Year: 5946 Days

Day: 5.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,849,732 km

• M1: 120,725 km (0.113 R)
• M2: 666,159 km (0.097 R)
• M3: 1,142,180 km (0.119 R)
• M4: 1,590,525 km (0.112 R)
• M5: 2,019,571 km (0.11 R)
• M6: 2,771,749 km (0.108 R)
• M7: 3,132,729 km (0.04 R)
• M8: 3,590,050 km (0.089 R)
• M9: 4,285,231 km (0.103 R)
• M10: 6,383,192 km (0.069 R)
• M11: 9,088,519 km (0.078 R)
• M12: 9,462,813 km (0.113 R)
• M13: 11,635,274 km (0.117 R)
• M14: 13,522,451 km (0.092 R)
• M15: 15,195,853 km (0.096 R)
• M16: 17,254,469 km (0.072 R)
• M17: 19,219,586 km (0.04 R)
• M18: 20,752,366 km (0.114 R)
• M19: 22,742,915 km (0.075 R)
• M20: 23,356,267 km (0.115 R)
• M21: 24,217,801 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.8

Radius: 11.6

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.26 AU - 8.72 AU

Year: 6819 Days

Day: 7.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,849,732 km

• M1: 144,362 km (0.045 R)
• M2: 1,073,514 km (0.104 R)
• M3: 1,626,877 km (0.098 R)
• M4: 2,038,570 km (0.078 R)
• M5: 4,417,924 km (0.118 R)
• M6: 5,207,502 km (0.065 R)
• M7: 6,720,236 km (0.082 R)
• M8: 7,486,326 km (0.088 R)
• M9: 8,474,570 km (0.102 R)
• M10: 10,098,754 km (0.057 R)
• M11: 12,174,275 km (0.099 R)
• M12: 14,424,526 km (0.108 R)
• M13: 15,597,672 km (0.114 R)
• M14: 17,045,630 km (0.114 R)
• M15: 18,188,857 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.8

Radius: 10.7

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.83 AU - 11.57 AU

Year: 11146 Days

Day: 12 Hours

Environment

Temp: -169 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,849,732 km

• M1: 133,142 km (0.038 R)
• M2: 541,245 km (0.113 R)
• M3: 1,078,301 km (0.103 R)
• M4: 1,637,797 km (0.108 R)
• M5: 2,582,508 km (0.089 R)
• M6: 5,727,205 km (0.076 R)
• M7: 12,035,597 km (0.109 R)
• M8: 13,637,342 km (0.073 R)
• M9: 22,286,792 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 745.2

Radius: 6.4

Gravity: 18.19 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 14.24 AU - 16.82 AU

Year: 22581 Days

Day: 24.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,849,732 km

• M1: 79,736 km (0.101 R)
• M2: 1,485,208 km (0.096 R)
• M3: 4,269,822 km (0.108 R)
• M4: 4,478,811 km (0.104 R)
• M5: 4,767,983 km (0.098 R)
• M6: 5,879,346 km (0.06 R)
• M7: 7,153,920 km (0.071 R)
• M8: 8,277,101 km (0.026 R)
• M9: 8,547,873 km (0.088 R)
• M10: 10,113,863 km (0.081 R)
• M11: 11,457,252 km (0.096 R)
• M12: 11,930,281 km (0.044 R)
• M13: 16,279,390 km (0.073 R)
• M14: 17,137,932 km (0.09 R)
• M15: 18,026,244 km (0.083 R)
• M16: 27,088,434 km (0.107 R)
• M17: 28,783,528 km (0.039 R)
• M18: 36,128,783 km (0.081 R)
• M19: 45,464,438 km (0.118 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: 243 - 10,699 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit