🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.43 AU - 0.61 AU

Year: 246 Days

Day: 19.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.55 AU - 0.79 AU

Year: 360 Days

Day: 39.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.5

Radius: 12.1

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.35 AU - 1.91 AU

Year: 1365 Days

Day: 8.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,527,759 km

• M1: 150,645 km (0.081 R)
• M2: 550,221 km (0.107 R)
• M3: 1,229,395 km (0.049 R)
• M4: 2,604,349 km (0.117 R)
• M5: 3,118,667 km (0.108 R)
• M6: 3,548,312 km (0.092 R)
• M7: 5,186,857 km (0.112 R)
• M8: 6,304,503 km (0.112 R)
• M9: 6,802,664 km (0.088 R)
• M10: 7,996,605 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.2

Radius: 13.8

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.47 AU - 2.63 AU

Year: 2671 Days

Day: 5.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,527,759 km

• M1: 171,589 km (0.042 R)
• M2: 813,812 km (0.068 R)
• M3: 1,326,634 km (0.117 R)
• M4: 1,757,326 km (0.092 R)
• M5: 2,817,975 km (0.11 R)
• M6: 3,777,795 km (0.109 R)
• M7: 4,758,409 km (0.073 R)
• M8: 5,536,168 km (0.071 R)
• M9: 6,919,949 km (0.107 R)
• M10: 7,597,328 km (0.113 R)
• M11: 8,318,689 km (0.046 R)
• M12: 10,799,919 km (0.073 R)
• M13: 12,408,695 km (0.114 R)
• M14: 17,679,327 km (0.104 R)
• M15: 18,133,506 km (0.119 R)
• M16: 21,215,222 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.2

Radius: 8.7

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.91 AU - 4.93 AU

Year: 6096 Days

Day: 13.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,527,759 km

• M1: 108,608 km (0.1 R)
• M2: 393,891 km (0.101 R)
• M3: 740,809 km (0.107 R)
• M4: 1,162,076 km (0.114 R)
• M5: 1,480,720 km (0.077 R)
• M6: 1,790,537 km (0.093 R)
• M7: 2,612,128 km (0.03 R)
• M8: 3,535,895 km (0.097 R)
• M9: 4,662,666 km (0.065 R)
• M10: 5,196,880 km (0.103 R)
• M11: 5,741,716 km (0.095 R)
• M12: 6,260,970 km (0.109 R)
• M13: 7,714,463 km (0.104 R)
• M14: 9,094,354 km (0.105 R)
• M15: 10,014,680 km (0.059 R)
• M16: 10,631,771 km (0.053 R)
• M17: 11,990,569 km (0.085 R)
• M18: 18,527,098 km (0.099 R)
• M19: 20,070,649 km (0.091 R)
• M20: 21,625,419 km (0.102 R)
• M21: 22,730,499 km (0.054 R)
• M22: 23,487,913 km (0.065 R)
• M23: 27,190,011 km (0.118 R)
• M24: 28,389,637 km (0.087 R)
• M25: 28,738,798 km (0.085 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 15,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit