🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.78 AU - 0.88 AU

Year: 290 Days

Day: 12.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.02 AU - 1.12 AU

Year: 424 Days

Day: 45.4 Hours

Environment

Temp: -4 °C

Axial Tilt: 7.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.91 AU - 1.47 AU

Year: 497 Days

Day: 18.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.32 AU - 1.86 AU

Year: 768 Days

Day: 14.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,803,236 km

• M1: 64,477 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.67 AU - 1.67 AU

Year: 826 Days

Day: 47.2 Hours

Environment

Temp: -68 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,803,236 km

• M1: 313,408 km (0.084 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.66 AU - 2.86 AU

Year: 1756 Days

Day: 33.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,803,236 km

• M1: 30,817 km (0.1 R)

Asteroid Belt

Center: 3.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.1

Radius: 8.2

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.1 AU - 4.38 AU

Year: 3343 Days

Day: 10.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,803,236 km

• M1: 102,026 km (0.052 R)
• M2: 414,237 km (0.067 R)
• M3: 1,076,207 km (0.106 R)
• M4: 1,720,376 km (0.118 R)
• M5: 3,323,765 km (0.092 R)
• M6: 3,786,621 km (0.112 R)
• M7: 4,043,182 km (0.12 R)
• M8: 4,390,249 km (0.05 R)
• M9: 5,368,320 km (0.103 R)
• M10: 6,458,888 km (0.078 R)
• M11: 6,907,083 km (0.091 R)
• M12: 7,575,038 km (0.09 R)
• M13: 7,865,856 km (0.078 R)
• M14: 10,611,276 km (0.105 R)
• M15: 11,273,247 km (0.067 R)
• M16: 12,238,003 km (0.093 R)
• M17: 13,340,689 km (0.075 R)
• M18: 15,185,381 km (0.099 R)
• M19: 15,789,307 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.6

Radius: 12.1

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.04 AU - 5.66 AU

Year: 4090 Days

Day: 7.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,803,236 km

• M1: 150,495 km (0.087 R)
• M2: 670,348 km (0.112 R)
• M3: 1,103,583 km (0.083 R)
• M4: 1,540,858 km (0.112 R)
• M5: 1,952,701 km (0.043 R)
• M6: 2,389,078 km (0.07 R)
• M7: 3,197,654 km (0.09 R)
• M8: 3,591,994 km (0.114 R)
• M9: 4,328,315 km (0.07 R)
• M10: 5,355,305 km (0.11 R)
• M11: 7,046,658 km (0.1 R)
• M12: 9,100,786 km (0.043 R)
• M13: 9,478,521 km (0.12 R)
• M14: 10,031,435 km (0.085 R)
• M15: 11,309,749 km (0.092 R)
• M16: 12,044,573 km (0.069 R)
• M17: 12,538,994 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.6

Radius: 5.3

Gravity: 22.48 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 10.36 AU - 13.34 AU

Year: 15619 Days

Day: 21 Hours

Environment

Temp: -194 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,803,236 km

• M1: 65,973 km (0.049 R)
• M2: 374,144 km (0.103 R)
• M3: 614,398 km (0.087 R)
• M4: 1,220,270 km (0.105 R)
• M5: 1,503,010 km (0.104 R)
• M6: 1,898,995 km (0.105 R)
• M7: 2,102,448 km (0.099 R)
• M8: 2,597,617 km (0.085 R)
• M9: 3,295,491 km (0.053 R)
• M10: 3,991,421 km (0.045 R)
• M11: 4,233,620 km (0.113 R)
• M12: 4,713,979 km (0.114 R)
• M13: 5,194,487 km (0.087 R)
• M14: 5,557,262 km (0.104 R)
• M15: 5,975,537 km (0.103 R)
• M16: 6,621,202 km (0.106 R)
• M17: 7,267,614 km (0.101 R)
• M18: 8,486,388 km (0.025 R)
• M19: 9,944,818 km (0.031 R)
• M20: 10,221,723 km (0.078 R)
• M21: 11,321,417 km (0.069 R)
• M22: 14,517,277 km (0.09 R)
• M23: 20,230,868 km (0.105 R)
• M24: 20,407,992 km (0.076 R)
• M25: 20,855,439 km (0.094 R)
• M26: 24,976,711 km (0.087 R)
• M27: 31,351,525 km (0.043 R)
• M28: 34,911,057 km (0.118 R)
• M29: 41,521,188 km (0.043 R)
• M30: 54,880,876 km (0.096 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 17,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit