🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.54 AU - 0.7 AU

Year: 177 Days

Day: 16 Hours

Environment

Temp: 217 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.78 AU - 1 AU

Year: 304 Days

Day: 16.1 Hours

Environment

Temp: 124 °C

Axial Tilt: 20.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.95 AU - 1.21 AU

Year: 406 Days

Day: 47.9 Hours

Environment

Temp: 39 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.88 AU - 1.4 AU

Year: 440 Days

Day: 38.2 Hours

Environment

Temp: 23 °C

Axial Tilt: 1.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.23 AU - 1.83 AU

Year: 684 Days

Day: 20.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.63 AU - 5.51 AU

Year: 3533 Days

Day: 25 Hours

Environment

Temp: -141 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,793,032 km

• M1: 58,642 km (0.079 R)

Asteroid Belt

Center: 5.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.8

Radius: 10.4

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.4 AU - 8.38 AU

Year: 7265 Days

Day: 5.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,793,032 km

• M1: 129,402 km (0.084 R)
• M2: 510,428 km (0.071 R)
• M3: 1,078,900 km (0.094 R)
• M4: 1,478,177 km (0.06 R)
• M5: 2,738,987 km (0.094 R)
• M6: 3,760,890 km (0.09 R)
• M7: 4,812,115 km (0.097 R)
• M8: 6,871,180 km (0.084 R)
• M9: 7,290,054 km (0.094 R)
• M10: 9,646,071 km (0.077 R)
• M11: 10,717,042 km (0.082 R)
• M12: 13,094,002 km (0.105 R)
• M13: 13,918,735 km (0.107 R)
• M14: 16,265,328 km (0.107 R)
• M15: 17,992,734 km (0.025 R)
• M16: 22,632,063 km (0.103 R)
• M17: 24,078,824 km (0.095 R)
• M18: 25,495,965 km (0.116 R)
• M19: 28,886,601 km (0.119 R)
• M20: 30,282,648 km (0.119 R)
• M21: 31,100,350 km (0.105 R)
• M22: 31,932,563 km (0.081 R)
• M23: 34,298,154 km (0.089 R)
• M24: 35,523,660 km (0.116 R)
• M25: 38,894,250 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.5

Radius: 13.8

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.71 AU - 7.79 AU

Year: 7803 Days

Day: 6.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,793,032 km

• M1: 464,053 km (0.057 R)
• M2: 1,028,336 km (0.099 R)
• M3: 1,476,681 km (0.086 R)
• M4: 2,330,585 km (0.084 R)
• M5: 3,925,747 km (0.037 R)
• M6: 4,876,143 km (0.095 R)
• M7: 5,870,819 km (0.103 R)
• M8: 6,348,485 km (0.047 R)
• M9: 7,503,979 km (0.049 R)
• M10: 8,035,650 km (0.072 R)
• M11: 12,066,415 km (0.075 R)
• M12: 14,020,462 km (0.059 R)
• M13: 15,319,420 km (0.088 R)
• M14: 17,014,364 km (0.115 R)
• M15: 19,175,006 km (0.066 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.2

Radius: 10.3

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.92 AU - 10.22 AU

Year: 10707 Days

Day: 5 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,793,032 km

• M1: 128,505 km (0.092 R)
• M2: 1,084,884 km (0.103 R)
• M3: 1,526,197 km (0.1 R)
• M4: 1,941,780 km (0.058 R)
• M5: 4,335,346 km (0.107 R)
• M6: 4,700,515 km (0.04 R)
• M7: 5,302,796 km (0.073 R)
• M8: 6,301,810 km (0.076 R)
• M9: 9,160,626 km (0.112 R)
• M10: 10,695,051 km (0.094 R)
• M11: 11,155,962 km (0.076 R)
• M12: 11,523,524 km (0.118 R)
• M13: 11,953,468 km (0.108 R)
• M14: 13,484,154 km (0.084 R)
• M15: 16,930,889 km (0.061 R)
• M16: 18,055,416 km (0.094 R)
• M17: 18,636,005 km (0.044 R)
• M18: 19,758,288 km (0.063 R)
• M19: 21,404,164 km (0.053 R)
• M20: 21,727,744 km (0.051 R)
• M21: 24,877,827 km (0.11 R)
• M22: 26,053,217 km (0.105 R)
• M23: 32,812,049 km (0.089 R)
• M24: 40,901,703 km (0.084 R)
• M25: 41,903,261 km (0.099 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 14,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit