🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.45 AU - 0.65 AU

Year: 148 Days

Day: 41.2 Hours

Environment

Temp: 232 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.84 AU - 0.88 AU

Year: 290 Days

Day: 24.6 Hours

Environment

Temp: 114 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.66 AU - 1.74 AU

Year: 806 Days

Day: 15.8 Hours

Environment

Temp: -58 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,733,430 km

• M1: 255,962 km (0.043 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.5 AU - 2.5 AU

Year: 1028 Days

Day: 40.2 Hours

Environment

Temp: -63 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.6 AU - 3.08 AU

Year: 1739 Days

Day: 44.6 Hours

Environment

Temp: -95 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.37 AU - 3.77 AU

Year: 2451 Days

Day: 19.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,733,430 km

• M1: 554,111 km (0.079 R)
• M2: 3,457,506 km (0.072 R)

Asteroid Belt

Center: 4.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.4

Radius: 10.5

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.47 AU - 6.03 AU

Year: 5011 Days

Day: 11.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 76,733,430 km

• M1: 130,599 km (0.036 R)
• M2: 570,267 km (0.111 R)
• M3: 995,574 km (0.096 R)
• M4: 1,707,061 km (0.101 R)
• M5: 2,058,168 km (0.109 R)
• M6: 2,608,239 km (0.07 R)
• M7: 4,333,850 km (0.117 R)
• M8: 5,213,336 km (0.116 R)
• M9: 6,783,216 km (0.086 R)
• M10: 7,393,875 km (0.062 R)
• M11: 7,820,977 km (0.059 R)
• M12: 9,121,431 km (0.043 R)
• M13: 10,428,019 km (0.094 R)
• M14: 10,829,839 km (0.047 R)
• M15: 11,664,296 km (0.101 R)
• M16: 12,048,762 km (0.094 R)
• M17: 12,392,089 km (0.11 R)
• M18: 13,201,414 km (0.106 R)
• M19: 13,777,964 km (0.049 R)
• M20: 14,316,516 km (0.115 R)
• M21: 15,150,824 km (0.092 R)
• M22: 15,783,024 km (0.102 R)
• M23: 18,230,894 km (0.063 R)
• M24: 18,749,251 km (0.079 R)
• M25: 22,657,346 km (0.11 R)
• M26: 24,331,046 km (0.105 R)
• M27: 24,801,382 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.4

Radius: 13.2

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.68 AU - 6.06 AU

Year: 5169 Days

Day: 9.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,733,430 km

• M1: 164,258 km (0.027 R)
• M2: 746,045 km (0.104 R)
• M3: 1,496,428 km (0.1 R)
• M4: 2,090,630 km (0.119 R)
• M5: 2,784,316 km (0.115 R)
• M6: 3,308,207 km (0.118 R)
• M7: 3,738,451 km (0.076 R)
• M8: 4,181,859 km (0.115 R)
• M9: 4,660,422 km (0.065 R)
• M10: 6,919,799 km (0.057 R)
• M11: 8,039,539 km (0.04 R)
• M12: 11,150,576 km (0.12 R)
• M13: 12,277,796 km (0.096 R)
• M14: 14,417,196 km (0.117 R)
• M15: 15,280,226 km (0.09 R)
• M16: 16,732,372 km (0.056 R)
• M17: 20,619,224 km (0.05 R)
• M18: 22,088,425 km (0.119 R)
• M19: 26,149,857 km (0.083 R)
• M20: 27,086,938 km (0.116 R)
• M21: 27,520,323 km (0.118 R)
• M22: 31,822,609 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.1

Radius: 3.7

Gravity: 66.04 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 10.12 AU - 15.3 AU

Year: 16468 Days

Day: 20.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 76,733,430 km

• M1: 46,076 km (0.093 R)
• M2: 210,783 km (0.067 R)
• M3: 926,011 km (0.117 R)
• M4: 1,348,924 km (0.087 R)
• M5: 2,229,008 km (0.1 R)
• M6: 2,655,512 km (0.047 R)
• M7: 3,296,688 km (0.1 R)
• M8: 4,195,173 km (0.083 R)
• M9: 4,326,221 km (0.1 R)
• M10: 4,596,395 km (0.08 R)
• M11: 5,133,451 km (0.102 R)
• M12: 7,413,622 km (0.113 R)
• M13: 9,316,058 km (0.098 R)
• M14: 10,649,424 km (0.067 R)
• M15: 11,584,560 km (0.05 R)
• M16: 12,171,133 km (0.077 R)
• M17: 14,049,484 km (0.115 R)
• M18: 17,007,932 km (0.089 R)
• M19: 17,174,135 km (0.089 R)
• M20: 17,425,609 km (0.117 R)
• M21: 19,345,398 km (0.081 R)
• M22: 22,682,478 km (0.102 R)
• M23: 24,433,521 km (0.115 R)
• M24: 24,858,229 km (0.074 R)
• M25: 26,943,175 km (0.095 R)
• M26: 27,854,974 km (0.102 R)
• M27: 28,085,953 km (0.105 R)
• M28: 32,851,992 km (0.115 R)
• M29: 34,023,493 km (0.111 R)
• M30: 35,628,378 km (0.115 R)
• M31: 37,563,876 km (0.088 R)
• M32: 37,987,537 km (0.081 R)
• M33: 38,844,434 km (0.077 R)
• M34: 40,006,809 km (0.086 R)
• M35: 42,400,824 km (0.082 R)
• M36: 42,553,563 km (0.082 R)
• M37: 43,168,111 km (0.092 R)
• M38: 47,967,211 km (0.11 R)
• M39: 48,132,965 km (0.098 R)
• M40: 49,304,466 km (0.075 R)
• M41: 49,982,294 km (0.113 R)
• M42: 52,228,207 km (0.103 R)
• M43: 55,083,582 km (0.065 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 369.1

Radius: 7.4

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 15.83 AU - 20.03 AU

Year: 27593 Days

Day: 24.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,733,430 km

• M1: 93,499 km (0.1 R)
• M2: 601,234 km (0.109 R)
• M3: 2,099,905 km (0.099 R)
• M4: 3,974,217 km (0.091 R)
• M5: 4,297,498 km (0.12 R)
• M6: 5,490,990 km (0.114 R)
• M7: 7,311,297 km (0.097 R)
• M8: 11,056,031 km (0.09 R)
• M9: 12,227,532 km (0.107 R)
• M10: 14,814,827 km (0.116 R)
• M11: 24,942,453 km (0.109 R)
• M12: 25,931,893 km (0.067 R)
• M13: 28,937,315 km (0.092 R)
• M14: 37,024,725 km (0.103 R)
• M15: 40,072,782 km (0.097 R)
• M16: 46,498,010 km (0.049 R)
• M17: 50,040,338 km (0.112 R)
• M18: 59,383,324 km (0.099 R)
• M19: 66,218,301 km (0.055 R)
• M20: 69,393,515 km (0.054 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 11,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit