🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.59 AU - 0.97 AU

Year: 248 Days

Day: 12.1 Hours

Environment

Temp: 136 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.85 AU - 2.55 AU

Year: 1174 Days

Day: 44.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.63 AU - 2.71 AU

Year: 1570 Days

Day: 39.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.22 AU - 3.76 AU

Year: 2346 Days

Day: 40.3 Hours

Environment

Temp: -100 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.4

Radius: 9.1

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.87 AU - 5.41 AU

Year: 4194 Days

Day: 14.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,664,167 km

• M1: 113,545 km (0.103 R)
• M2: 662,270 km (0.117 R)
• M3: 991,535 km (0.095 R)
• M4: 1,568,833 km (0.075 R)
• M5: 3,274,697 km (0.109 R)
• M6: 3,754,757 km (0.106 R)
• M7: 4,597,143 km (0.108 R)
• M8: 4,952,886 km (0.068 R)
• M9: 5,854,961 km (0.103 R)
• M10: 6,563,756 km (0.114 R)
• M11: 7,781,932 km (0.119 R)
• M12: 8,254,063 km (0.101 R)
• M13: 10,537,824 km (0.098 R)
• M14: 11,802,674 km (0.075 R)
• M15: 12,471,825 km (0.103 R)
• M16: 15,039,672 km (0.034 R)
• M17: 15,613,679 km (0.1 R)
• M18: 16,094,188 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.6

Radius: 14.5

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.37 AU - 7.99 AU

Year: 6214 Days

Day: 9.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,664,167 km

• M1: 180,265 km (0.038 R)
• M2: 753,076 km (0.085 R)
• M3: 1,369,269 km (0.083 R)
• M4: 2,065,947 km (0.099 R)
• M5: 2,905,789 km (0.089 R)
• M6: 4,271,169 km (0.118 R)
• M7: 5,060,148 km (0.094 R)
• M8: 5,693,545 km (0.109 R)
• M9: 6,712,157 km (0.112 R)
• M10: 7,281,676 km (0.1 R)
• M11: 8,126,156 km (0.088 R)
• M12: 10,798,722 km (0.037 R)
• M13: 12,782,240 km (0.066 R)
• M14: 14,318,611 km (0.104 R)
• M15: 15,644,945 km (0.115 R)
• M16: 17,109,658 km (0.106 R)
• M17: 17,995,277 km (0.091 R)
• M18: 19,035,731 km (0.068 R)
• M19: 19,666,435 km (0.11 R)
• M20: 21,506,339 km (0.077 R)
• M21: 22,608,128 km (0.102 R)
• M22: 23,387,084 km (0.076 R)
• M23: 24,774,754 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.2

Radius: 14.6

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.11 AU - 8.33 AU

Year: 6982 Days

Day: 7.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,664,167 km

• M1: 203,004 km (0.101 R)
• M2: 835,205 km (0.099 R)
• M3: 1,349,373 km (0.106 R)
• M4: 2,002,517 km (0.075 R)
• M5: 3,004,075 km (0.072 R)
• M6: 3,908,544 km (0.066 R)
• M7: 5,566,836 km (0.047 R)
• M8: 7,655,821 km (0.109 R)
• M9: 9,615,403 km (0.109 R)
• M10: 10,911,070 km (0.096 R)
• M11: 18,678,940 km (0.027 R)
• M12: 27,685,480 km (0.112 R)
• M13: 29,115,934 km (0.084 R)
• M14: 30,998,175 km (0.036 R)
• M15: 34,025,437 km (0.059 R)
• M16: 37,935,477 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.2

Radius: 14.6

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 7.68 AU - 9.96 AU

Year: 9427 Days

Day: 8.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,664,167 km

• M1: 181,612 km (0.101 R)
• M2: 669,750 km (0.064 R)
• M3: 1,326,933 km (0.098 R)
• M4: 2,479,286 km (0.114 R)
• M5: 3,361,763 km (0.045 R)
• M6: 3,955,218 km (0.078 R)
• M7: 5,354,407 km (0.088 R)
• M8: 6,679,695 km (0.089 R)
• M9: 7,379,663 km (0.088 R)
• M10: 9,345,080 km (0.113 R)
• M11: 14,477,184 km (0.115 R)
• M12: 17,100,981 km (0.062 R)
• M13: 19,557,079 km (0.04 R)
• M14: 22,752,939 km (0.047 R)
• M15: 24,069,998 km (0.103 R)
• M16: 27,048,941 km (0.085 R)
• M17: 27,732,004 km (0.075 R)
• M18: 33,060,980 km (0.066 R)
• M19: 39,284,251 km (0.104 R)
• M20: 39,783,459 km (0.116 R)
• M21: 43,530,138 km (0.05 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 16,056 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit