🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.61 AU - 0.69 AU

Year: 197 Days

Day: 28.8 Hours

Environment

Temp: 122 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.75 AU - 1.11 AU

Year: 338 Days

Day: 38.2 Hours

Environment

Temp: 23 °C

Axial Tilt: 30 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.9 AU - 1.22 AU

Year: 411 Days

Day: 15.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 59,720,242 km

• M1: 112,049 km (0.066 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.2 AU - 1.3 AU

Year: 526 Days

Day: 27.8 Hours

Environment

Temp: -23 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.98 AU - 4.12 AU

Year: 3070 Days

Day: 47.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.34 AU - 4.86 AU

Year: 3128 Days

Day: 46.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.9

Radius: 12.2

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.31 AU - 5.93 AU

Year: 4364 Days

Day: 5.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 54.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,720,242 km

• M1: 151,842 km (0.032 R)
• M2: 674,986 km (0.054 R)
• M3: 1,163,871 km (0.076 R)
• M4: 1,641,986 km (0.111 R)
• M5: 2,264,014 km (0.047 R)
• M6: 3,054,489 km (0.097 R)
• M7: 4,021,191 km (0.049 R)
• M8: 4,650,250 km (0.078 R)
• M9: 5,067,628 km (0.104 R)
• M10: 8,185,995 km (0.111 R)
• M11: 8,600,830 km (0.07 R)
• M12: 9,473,136 km (0.084 R)
• M13: 10,477,386 km (0.111 R)
• M14: 11,121,106 km (0.078 R)
• M15: 11,670,728 km (0.111 R)
• M16: 14,836,219 km (0.08 R)
• M17: 15,648,236 km (0.064 R)
• M18: 17,623,228 km (0.104 R)

Asteroid Belt

Center: 8.06 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.5

Radius: 14.9

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 10.26 AU - 11.74 AU

Year: 13744 Days

Day: 5.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,720,242 km

• M1: 185,801 km (0.056 R)
• M2: 649,704 km (0.113 R)
• M3: 1,224,608 km (0.111 R)
• M4: 2,620,506 km (0.067 R)
• M5: 3,094,282 km (0.054 R)
• M6: 3,625,804 km (0.109 R)
• M7: 5,075,557 km (0.097 R)
• M8: 5,783,304 km (0.103 R)
• M9: 6,677,899 km (0.035 R)
• M10: 7,753,209 km (0.092 R)
• M11: 9,041,097 km (0.095 R)
• M12: 10,578,813 km (0.101 R)
• M13: 11,205,778 km (0.106 R)
• M14: 13,965,111 km (0.076 R)
• M15: 16,088,952 km (0.096 R)
• M16: 16,842,476 km (0.103 R)
• M17: 21,596,248 km (0.077 R)
• M18: 22,328,230 km (0.093 R)
• M19: 22,888,025 km (0.034 R)
• M20: 26,967,559 km (0.085 R)
• M21: 36,023,317 km (0.084 R)
• M22: 38,768,887 km (0.085 R)
• M23: 44,821,168 km (0.058 R)
• M24: 46,616,342 km (0.116 R)
• M25: 47,378,394 km (0.092 R)
• M26: 49,872,639 km (0.101 R)
• M27: 54,783,339 km (0.096 R)
• M28: 57,879,566 km (0.043 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442

Radius: 4.8

Gravity: 19.18 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 9.97 AU - 15.69 AU

Year: 17313 Days

Day: 24.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,720,242 km

• M1: 59,839 km (0.105 R)
• M2: 281,842 km (0.064 R)
• M3: 894,745 km (0.117 R)
• M4: 1,145,022 km (0.12 R)
• M5: 1,545,047 km (0.078 R)
• M6: 1,924,427 km (0.112 R)
• M7: 2,145,832 km (0.071 R)
• M8: 2,446,224 km (0.066 R)
• M9: 2,984,777 km (0.071 R)
• M10: 7,339,720 km (0.091 R)
• M11: 8,841,533 km (0.103 R)
• M12: 9,454,137 km (0.106 R)
• M13: 10,149,019 km (0.079 R)
• M14: 11,881,811 km (0.107 R)
• M15: 13,336,800 km (0.098 R)
• M16: 14,906,680 km (0.045 R)
• M17: 18,736,236 km (0.12 R)
• M18: 19,573,685 km (0.098 R)
• M19: 22,794,976 km (0.069 R)
• M20: 24,828,459 km (0.061 R)
• M21: 41,835,643 km (0.042 R)
• M22: 42,831,366 km (0.082 R)
• M23: 44,281,119 km (0.04 R)
• M24: 46,063,728 km (0.073 R)
• M25: 47,893,459 km (0.082 R)
• M26: 48,048,143 km (0.084 R)
• M27: 48,669,872 km (0.074 R)
• M28: 48,826,202 km (0.098 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 14,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit