🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.68 AU - 1.06 AU

Year: 293 Days

Day: 39.3 Hours

Environment

Temp: 81 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.12 AU - 1.74 AU

Year: 618 Days

Day: 12 Hours

Environment

Temp: -23 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.44 AU - 3.74 AU

Year: 2460 Days

Day: 30.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.6 AU - 5.34 AU

Year: 3418 Days

Day: 39.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.4

Radius: 12.9

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.52 AU - 5.88 AU

Year: 4922 Days

Day: 10.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 94,613,740 km

• M1: 160,668 km (0.114 R)
• M2: 766,390 km (0.085 R)
• M3: 1,178,682 km (0.119 R)
• M4: 1,821,204 km (0.065 R)
• M5: 3,103,857 km (0.117 R)
• M6: 3,967,784 km (0.039 R)
• M7: 5,307,284 km (0.067 R)
• M8: 6,706,622 km (0.104 R)
• M9: 7,656,868 km (0.117 R)
• M10: 8,499,403 km (0.1 R)
• M11: 9,647,267 km (0.104 R)
• M12: 10,185,521 km (0.09 R)
• M13: 10,819,666 km (0.085 R)
• M14: 11,243,926 km (0.097 R)
• M15: 12,457,912 km (0.102 R)
• M16: 14,347,932 km (0.092 R)
• M17: 16,221,346 km (0.078 R)
• M18: 17,504,896 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.3

Radius: 10.9

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.68 AU - 8.82 AU

Year: 7060 Days

Day: 7.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 94,613,740 km

• M1: 135,685 km (0.085 R)
• M2: 564,134 km (0.066 R)
• M3: 935,286 km (0.101 R)
• M4: 1,631,365 km (0.103 R)
• M5: 2,716,847 km (0.109 R)
• M6: 3,353,087 km (0.119 R)
• M7: 3,762,985 km (0.037 R)
• M8: 4,157,923 km (0.103 R)
• M9: 4,684,059 km (0.117 R)
• M10: 5,170,102 km (0.03 R)
• M11: 6,468,462 km (0.085 R)
• M12: 8,086,064 km (0.115 R)
• M13: 8,907,805 km (0.051 R)
• M14: 9,486,001 km (0.1 R)
• M15: 11,088,344 km (0.118 R)
• M16: 12,102,468 km (0.089 R)
• M17: 13,389,009 km (0.094 R)
• M18: 14,038,115 km (0.088 R)
• M19: 14,482,420 km (0.073 R)
• M20: 16,232,566 km (0.066 R)
• M21: 17,033,064 km (0.052 R)
• M22: 17,411,397 km (0.104 R)
• M23: 20,078,577 km (0.118 R)
• M24: 20,500,892 km (0.119 R)
• M25: 23,469,512 km (0.117 R)
• M26: 24,493,061 km (0.06 R)
• M27: 25,958,971 km (0.068 R)
• M28: 27,396,456 km (0.118 R)
• M29: 29,787,479 km (0.094 R)
• M30: 31,174,251 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.3

Radius: 12.7

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 7.03 AU - 10.55 AU

Year: 9425 Days

Day: 13.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 94,613,740 km

• M1: 157,975 km (0.073 R)
• M2: 577,897 km (0.12 R)
• M3: 1,062,145 km (0.092 R)
• M4: 1,575,415 km (0.12 R)
• M5: 2,079,859 km (0.072 R)
• M6: 2,691,565 km (0.102 R)
• M7: 3,820,281 km (0.091 R)
• M8: 4,363,321 km (0.067 R)
• M9: 5,845,088 km (0.093 R)
• M10: 6,991,756 km (0.038 R)
• M11: 8,416,077 km (0.108 R)
• M12: 9,826,187 km (0.119 R)
• M13: 10,380,895 km (0.11 R)
• M14: 11,279,380 km (0.026 R)
• M15: 11,831,696 km (0.118 R)
• M16: 12,286,324 km (0.03 R)
• M17: 12,990,481 km (0.044 R)
• M18: 13,536,064 km (0.036 R)
• M19: 14,351,073 km (0.106 R)
• M20: 15,331,837 km (0.112 R)
• M21: 16,148,193 km (0.107 R)
• M22: 18,391,413 km (0.087 R)
• M23: 19,235,145 km (0.065 R)
• M24: 20,184,941 km (0.098 R)
• M25: 21,583,682 km (0.074 R)
• M26: 24,849,702 km (0.093 R)
• M27: 44,416,057 km (0.078 R)
• M28: 47,772,434 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.6

Radius: 11.3

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 9.92 AU - 9.94 AU

Year: 11317 Days

Day: 6.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 94,613,740 km

• M1: 151,543 km (0.098 R)
• M2: 672,293 km (0.085 R)
• M3: 1,094,907 km (0.077 R)
• M4: 1,743,114 km (0.108 R)
• M5: 2,223,623 km (0.098 R)
• M6: 2,856,871 km (0.084 R)
• M7: 3,824,021 km (0.056 R)
• M8: 5,168,606 km (0.108 R)
• M9: 5,976,136 km (0.076 R)
• M10: 6,956,451 km (0.106 R)
• M11: 7,517,293 km (0.059 R)
• M12: 9,531,928 km (0.052 R)
• M13: 14,799,418 km (0.077 R)
• M14: 15,939,803 km (0.098 R)
• M15: 16,422,854 km (0.083 R)
• M16: 18,220,123 km (0.088 R)
• M17: 19,897,265 km (0.03 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.3

Radius: 7

Gravity: 15.03 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 14.27 AU - 20.97 AU

Year: 26748 Days

Day: 24.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 94,613,740 km

• M1: 87,664 km (0.049 R)
• M2: 725,250 km (0.106 R)
• M3: 1,252,284 km (0.1 R)
• M4: 2,229,457 km (0.119 R)
• M5: 2,464,775 km (0.062 R)
• M6: 2,795,535 km (0.104 R)
• M7: 3,802,329 km (0.086 R)
• M8: 4,280,444 km (0.12 R)
• M9: 5,694,293 km (0.074 R)
• M10: 6,001,717 km (0.07 R)
• M11: 8,084,419 km (0.047 R)
• M12: 10,738,135 km (0.113 R)
• M13: 14,159,887 km (0.09 R)
• M14: 14,562,006 km (0.076 R)
• M15: 19,998,543 km (0.117 R)
• M16: 20,301,329 km (0.119 R)
• M17: 21,967,699 km (0.11 R)
• M18: 23,387,084 km (0.103 R)
• M19: 25,570,166 km (0.082 R)
• M20: 29,029,467 km (0.058 R)
• M21: 29,940,518 km (0.092 R)
• M22: 30,469,795 km (0.065 R)
• M23: 30,736,678 km (0.053 R)
• M24: 31,546,750 km (0.091 R)
• M25: 35,222,220 km (0.089 R)
• M26: 35,811,785 km (0.076 R)
• M27: 37,927,548 km (0.099 R)
• M28: 41,255,203 km (0.113 R)
• M29: 42,075,299 km (0.054 R)
• M30: 42,739,214 km (0.105 R)
• M31: 44,772,548 km (0.113 R)
• M32: 48,666,431 km (0.054 R)
• M33: 49,031,301 km (0.056 R)
• M34: 56,715,844 km (0.109 R)
• M35: 57,322,613 km (0.081 R)
• M36: 61,054,182 km (0.108 R)
• M37: 65,830,992 km (0.093 R)
• M38: 66,501,041 km (0.109 R)
• M39: 66,725,437 km (0.106 R)
• M40: 75,875,292 km (0.077 R)
• M41: 79,353,592 km (0.098 R)
• M42: 80,621,135 km (0.045 R)
• M43: 94,613,772 km (0.12 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 15,571 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit