🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.67 AU - 0.99 AU

Year: 280 Days

Day: 43.5 Hours

Environment

Temp: 81 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 40,908,784 km

• M1: 550,969 km (0.083 R)
• M2: 598,242 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.06 AU - 1.16 AU

Year: 434 Days

Day: 44.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 40,908,784 km

• M1: 196,572 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.09 AU - 2.97 AU

Year: 1492 Days

Day: 33.6 Hours

Environment

Temp: -84 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.7

Radius: 9.4

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.7 AU - 5.94 AU

Year: 3924 Days

Day: 11.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 40,908,784 km

• M1: 118,781 km (0.096 R)
• M2: 548,725 km (0.039 R)
• M3: 1,180,028 km (0.081 R)
• M4: 2,291,091 km (0.119 R)
• M5: 3,726,483 km (0.107 R)
• M6: 6,075,020 km (0.087 R)
• M7: 6,757,037 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.8

Radius: 8.5

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.96 AU - 7.82 AU

Year: 6707 Days

Day: 10.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,908,784 km

• M1: 106,065 km (0.115 R)
• M2: 413,788 km (0.052 R)
• M3: 704,008 km (0.071 R)
• M4: 1,540,409 km (0.077 R)
• M5: 2,132,667 km (0.072 R)
• M6: 4,591,009 km (0.089 R)
• M7: 5,004,348 km (0.086 R)
• M8: 6,876,117 km (0.094 R)
• M9: 7,234,254 km (0.108 R)
• M10: 12,194,620 km (0.072 R)
• M11: 13,260,654 km (0.09 R)
• M12: 16,574,995 km (0.105 R)
• M13: 18,083,241 km (0.108 R)
• M14: 21,903,372 km (0.071 R)
• M15: 22,289,335 km (0.07 R)
• M16: 22,758,623 km (0.104 R)
• M17: 25,798,901 km (0.108 R)
• M18: 28,363,457 km (0.028 R)
• M19: 30,996,380 km (0.025 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.7

Radius: 13.6

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.92 AU - 13.1 AU

Year: 12636 Days

Day: 9.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,908,784 km

• M1: 169,195 km (0.106 R)
• M2: 944,561 km (0.04 R)
• M3: 2,266,408 km (0.051 R)
• M4: 3,592,443 km (0.053 R)
• M5: 7,595,383 km (0.061 R)
• M6: 9,738,223 km (0.094 R)
• M7: 10,211,102 km (0.111 R)
• M8: 10,898,953 km (0.089 R)
• M9: 12,866,314 km (0.085 R)
• M10: 14,082,994 km (0.069 R)
• M11: 15,629,986 km (0.099 R)
• M12: 16,879,427 km (0.106 R)
• M13: 20,331,697 km (0.047 R)
• M14: 22,142,130 km (0.038 R)
• M15: 25,012,166 km (0.075 R)
• M16: 33,363,018 km (0.107 R)
• M17: 38,395,640 km (0.052 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 16,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit