🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.64 AU - 0.98 AU

Year: 333 Days

Day: 23.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.46 AU - 1.72 AU

Year: 915 Days

Day: 25.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.73 AU - 2.31 AU

Year: 1311 Days

Day: 46.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.5

Radius: 9.9

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.29 AU - 2.41 AU

Year: 1645 Days

Day: 6.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,754,427 km

• M1: 123,119 km (0.097 R)
• M2: 463,005 km (0.11 R)
• M3: 829,520 km (0.083 R)
• M4: 1,168,060 km (0.079 R)
• M5: 1,642,585 km (0.068 R)
• M6: 1,978,881 km (0.078 R)
• M7: 3,008,712 km (0.11 R)
• M8: 3,332,592 km (0.097 R)
• M9: 3,709,728 km (0.101 R)
• M10: 4,035,103 km (0.097 R)
• M11: 5,109,366 km (0.114 R)
• M12: 5,774,328 km (0.093 R)
• M13: 6,127,828 km (0.048 R)
• M14: 6,787,106 km (0.104 R)
• M15: 7,689,331 km (0.112 R)
• M16: 8,015,753 km (0.111 R)
• M17: 8,642,718 km (0.118 R)
• M18: 9,443,515 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.3

Radius: 12.5

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.2 AU - 3 AU

Year: 1914 Days

Day: 13.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 23,754,427 km

• M1: 155,432 km (0.103 R)
• M2: 618,587 km (0.119 R)
• M3: 1,038,359 km (0.09 R)
• M4: 2,173,956 km (0.103 R)
• M5: 2,786,859 km (0.074 R)
• M6: 3,756,851 km (0.076 R)
• M7: 4,328,614 km (0.086 R)
• M8: 4,816,752 km (0.045 R)
• M9: 5,379,091 km (0.064 R)
• M10: 6,701,536 km (0.106 R)
• M11: 7,218,097 km (0.04 R)
• M12: 7,640,861 km (0.064 R)

Asteroid Belt

Center: 2.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.4

Radius: 11.4

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.37 AU - 3.87 AU

Year: 2516 Days

Day: 5.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 23,754,427 km

• M1: 141,819 km (0.093 R)
• M2: 565,779 km (0.115 R)
• M3: 964,607 km (0.064 R)
• M4: 1,388,867 km (0.076 R)
• M5: 1,890,618 km (0.117 R)
• M6: 2,285,855 km (0.095 R)
• M7: 2,846,548 km (0.065 R)
• M8: 3,722,593 km (0.116 R)
• M9: 4,079,085 km (0.104 R)
• M10: 5,638,643 km (0.092 R)
• M11: 6,553,135 km (0.059 R)
• M12: 8,271,117 km (0.094 R)
• M13: 8,641,072 km (0.116 R)
• M14: 9,967,706 km (0.089 R)
• M15: 10,348,433 km (0.111 R)
• M16: 14,275,377 km (0.113 R)
• M17: 14,711,006 km (0.099 R)
• M18: 16,123,210 km (0.093 R)
• M19: 16,490,024 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.6

Radius: 12.9

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.23 AU - 3.89 AU

Year: 3067 Days

Day: 15 Hours

Environment

Temp: -157 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,754,427 km

• M1: 160,519 km (0.112 R)
• M2: 1,322,595 km (0.108 R)
• M3: 3,403,501 km (0.113 R)
• M4: 3,913,032 km (0.101 R)
• M5: 5,887,574 km (0.028 R)
• M6: 7,168,281 km (0.117 R)
• M7: 7,767,121 km (0.108 R)
• M8: 8,655,733 km (0.108 R)
• M9: 9,611,065 km (0.064 R)

Asteroid Belt

Center: 3.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.1

Radius: 11.6

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.02 AU - 4.2 AU

Year: 3804 Days

Day: 6.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 23,754,427 km

• M1: 144,212 km (0.089 R)
• M2: 531,222 km (0.066 R)
• M3: 903,571 km (0.051 R)
• M4: 1,481,169 km (0.03 R)
• M5: 1,918,593 km (0.099 R)
• M6: 2,548,849 km (0.11 R)
• M7: 3,042,671 km (0.112 R)
• M8: 4,993,278 km (0.047 R)
• M9: 6,189,612 km (0.066 R)
• M10: 6,901,249 km (0.054 R)
• M11: 7,470,170 km (0.079 R)
• M12: 7,968,031 km (0.107 R)
• M13: 9,442,767 km (0.05 R)
• M14: 10,224,865 km (0.085 R)
• M15: 13,019,802 km (0.118 R)
• M16: 16,509,771 km (0.095 R)
• M17: 17,702,664 km (0.119 R)
• M18: 19,567,401 km (0.117 R)
• M19: 20,579,431 km (0.102 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: 461 - 17,018 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit