🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.73 AU - 0.79 AU

Year: 254 Days

Day: 44.1 Hours

Environment

Temp: 86 °C

Axial Tilt: 9.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.29 AU - 2.07 AU

Year: 834 Days

Day: 31.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 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

Orbit Range: 1.92 AU - 1.92 AU

Year: 1019 Days

Day: 14.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 140 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.91 AU - 2.17 AU

Year: 1116 Days

Day: 39 Hours

Environment

Temp: -92 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,363,819 km

• M1: 1,098,647 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.07 AU - 2.87 AU

Year: 1486 Days

Day: 24.9 Hours

Environment

Temp: -100 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,363,819 km

• M1: 95,593 km (0.113 R)
• M2: 248,183 km (0.103 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.03 AU - 2.97 AU

Year: 1513 Days

Day: 38.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.88 AU - 3.4 AU

Year: 2130 Days

Day: 42.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,363,819 km

• M1: 28,872 km (0.106 R)

Asteroid Belt

Center: 3.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.5

Radius: 14.9

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.19 AU - 5.27 AU

Year: 3939 Days

Day: 12.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,363,819 km

• M1: 189,241 km (0.106 R)
• M2: 722,109 km (0.095 R)
• M3: 1,477,877 km (0.119 R)
• M4: 2,009,847 km (0.026 R)
• M5: 2,503,820 km (0.073 R)
• M6: 4,048,268 km (0.119 R)
• M7: 4,684,807 km (0.118 R)
• M8: 6,188,116 km (0.096 R)
• M9: 6,975,150 km (0.113 R)
• M10: 7,697,558 km (0.116 R)
• M11: 8,856,643 km (0.076 R)
• M12: 10,891,772 km (0.082 R)
• M13: 13,987,551 km (0.11 R)
• M14: 14,883,193 km (0.084 R)
• M15: 16,678,816 km (0.073 R)
• M16: 17,233,525 km (0.117 R)
• M17: 17,743,205 km (0.118 R)
• M18: 20,069,602 km (0.031 R)
• M19: 20,824,622 km (0.087 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.1

Radius: 14.2

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.12 AU - 8.76 AU

Year: 8566 Days

Day: 9.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,363,819 km

• M1: 181,313 km (0.104 R)
• M2: 626,815 km (0.034 R)
• M3: 1,279,959 km (0.113 R)
• M4: 2,255,487 km (0.11 R)
• M5: 3,383,904 km (0.11 R)
• M6: 4,050,362 km (0.083 R)
• M7: 8,279,045 km (0.112 R)
• M8: 9,224,504 km (0.09 R)
• M9: 12,332,998 km (0.1 R)
• M10: 12,828,017 km (0.06 R)
• M11: 14,333,122 km (0.1 R)
• M12: 15,190,916 km (0.103 R)
• M13: 18,040,606 km (0.092 R)
• M14: 18,607,731 km (0.097 R)
• M15: 31,573,827 km (0.037 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493.7

Radius: 6.4

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 17.69 AU - 17.69 AU

Year: 28488 Days

Day: 18 Hours

Environment

Temp: -207 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,363,819 km

• M1: 92,451 km (0.103 R)
• M2: 321,486 km (0.111 R)
• M3: 574,456 km (0.116 R)
• M4: 780,302 km (0.052 R)
• M5: 1,302,399 km (0.076 R)
• M6: 1,649,167 km (0.107 R)
• M7: 2,035,279 km (0.045 R)
• M8: 2,750,806 km (0.065 R)
• M9: 4,414,783 km (0.086 R)
• M10: 6,472,202 km (0.106 R)
• M11: 7,329,847 km (0.12 R)
• M12: 17,089,462 km (0.065 R)
• M13: 19,664,491 km (0.068 R)
• M14: 26,734,187 km (0.112 R)
• M15: 38,106,018 km (0.097 R)
• M16: 48,177,994 km (0.066 R)
• M17: 55,152,845 km (0.057 R)
• M18: 61,112,525 km (0.097 R)
• M19: 62,145,798 km (0.091 R)
• M20: 70,834,891 km (0.101 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: 529 - 12,852 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit