🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.42 AU - 0.68 AU

Year: 154 Days

Day: 13.7 Hours

Environment

Temp: 148 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,437,899 km

• M1: 48,769 km (0.078 R)
• M2: 77,492 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.87 AU - 3.55 AU

Year: 2178 Days

Day: 20.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.93 AU - 3.93 AU

Year: 2406 Days

Day: 15.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.5

Radius: 13

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.71 AU - 9.11 AU

Year: 7640 Days

Day: 8.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,437,899 km

• M1: 163,211 km (0.036 R)
• M2: 572,062 km (0.118 R)
• M3: 1,006,794 km (0.06 R)
• M4: 1,476,381 km (0.095 R)
• M5: 2,312,633 km (0.037 R)
• M6: 3,681,304 km (0.063 R)
• M7: 4,161,813 km (0.11 R)
• M8: 6,811,490 km (0.101 R)
• M9: 8,883,271 km (0.106 R)
• M10: 10,039,663 km (0.063 R)
• M11: 11,086,549 km (0.075 R)
• M12: 13,338,445 km (0.111 R)
• M13: 13,751,335 km (0.119 R)
• M14: 14,356,160 km (0.115 R)
• M15: 19,099,160 km (0.079 R)
• M16: 20,940,560 km (0.104 R)
• M17: 23,065,897 km (0.082 R)
• M18: 24,707,435 km (0.054 R)
• M19: 29,697,122 km (0.101 R)
• M20: 35,320,955 km (0.12 R)
• M21: 36,113,076 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.1

Radius: 9.9

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 8.48 AU - 10.66 AU

Year: 11213 Days

Day: 10.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,437,899 km

• M1: 131,945 km (0.114 R)
• M2: 542,741 km (0.071 R)
• M3: 1,086,230 km (0.047 R)
• M4: 1,678,638 km (0.117 R)
• M5: 2,237,386 km (0.117 R)
• M6: 2,609,585 km (0.106 R)
• M7: 3,552,800 km (0.048 R)
• M8: 5,041,149 km (0.096 R)
• M9: 7,499,042 km (0.052 R)
• M10: 8,252,866 km (0.074 R)
• M11: 9,668,510 km (0.092 R)
• M12: 10,408,721 km (0.072 R)
• M13: 11,671,177 km (0.065 R)
• M14: 14,371,568 km (0.047 R)
• M15: 15,139,305 km (0.054 R)
• M16: 15,467,073 km (0.101 R)
• M17: 17,249,083 km (0.084 R)
• M18: 18,189,605 km (0.079 R)
• M19: 25,753,573 km (0.11 R)
• M20: 26,315,462 km (0.108 R)
• M21: 34,609,916 km (0.067 R)
• M22: 40,844,407 km (0.077 R)
• M23: 43,429,159 km (0.12 R)
• M24: 44,896,266 km (0.091 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 15,768 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit