🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.02 AU - 1.68 AU

Year: 565 Days

Day: 21.4 Hours

Environment

Temp: -5 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.38 AU - 1.94 AU

Year: 770 Days

Day: 14 Hours

Environment

Temp: -36 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 113,607,797 km

• M1: 55,950 km (0.088 R)
• M2: 176,525 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.61 AU - 2.49 AU

Year: 1056 Days

Day: 40.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.14 AU - 4.34 AU

Year: 3142 Days

Day: 16.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.9

Radius: 9

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.99 AU - 6.01 AU

Year: 5289 Days

Day: 13.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 113,607,797 km

• M1: 112,498 km (0.108 R)
• M2: 473,627 km (0.12 R)
• M3: 1,510,938 km (0.112 R)
• M4: 2,599,413 km (0.116 R)
• M5: 2,882,901 km (0.061 R)
• M6: 3,735,758 km (0.105 R)
• M7: 4,032,859 km (0.083 R)
• M8: 4,723,254 km (0.108 R)
• M9: 8,399,023 km (0.111 R)
• M10: 8,726,193 km (0.109 R)
• M11: 12,019,591 km (0.057 R)
• M12: 13,691,048 km (0.115 R)
• M13: 15,242,527 km (0.065 R)
• M14: 15,949,975 km (0.082 R)
• M15: 16,965,446 km (0.09 R)
• M16: 18,143,529 km (0.093 R)
• M17: 18,507,351 km (0.073 R)
• M18: 21,326,373 km (0.102 R)
• M19: 23,908,582 km (0.085 R)
• M20: 24,199,550 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.3

Radius: 14.4

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.4 AU - 8.1 AU

Year: 7026 Days

Day: 6.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 113,607,797 km

• M1: 179,218 km (0.077 R)
• M2: 945,608 km (0.06 R)
• M3: 1,911,412 km (0.117 R)
• M4: 2,853,879 km (0.112 R)
• M5: 3,354,134 km (0.114 R)
• M6: 4,215,967 km (0.096 R)
• M7: 5,653,004 km (0.053 R)
• M8: 6,484,320 km (0.108 R)
• M9: 7,627,098 km (0.1 R)
• M10: 8,986,942 km (0.038 R)
• M11: 9,474,482 km (0.115 R)
• M12: 10,895,063 km (0.08 R)
• M13: 12,130,293 km (0.074 R)
• M14: 14,334,169 km (0.111 R)
• M15: 16,529,218 km (0.113 R)
• M16: 20,418,763 km (0.111 R)
• M17: 23,355,070 km (0.104 R)
• M18: 23,940,746 km (0.098 R)
• M19: 24,880,819 km (0.095 R)
• M20: 27,384,937 km (0.066 R)
• M21: 32,061,666 km (0.096 R)
• M22: 33,309,163 km (0.099 R)
• M23: 34,913,600 km (0.078 R)
• M24: 37,816,098 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.3

Radius: 11.9

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 7.4 AU - 7.6 AU

Year: 7392 Days

Day: 9.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 113,607,797 km

• M1: 148,999 km (0.085 R)
• M2: 567,574 km (0.096 R)
• M3: 1,284,597 km (0.076 R)
• M4: 1,941,182 km (0.034 R)
• M5: 2,829,943 km (0.108 R)
• M6: 3,336,481 km (0.107 R)
• M7: 3,744,435 km (0.094 R)
• M8: 4,307,671 km (0.12 R)
• M9: 4,766,487 km (0.096 R)
• M10: 5,314,764 km (0.063 R)
• M11: 6,375,412 km (0.113 R)
• M12: 7,321,619 km (0.103 R)
• M13: 8,913,340 km (0.09 R)
• M14: 9,661,928 km (0.084 R)
• M15: 10,139,744 km (0.083 R)
• M16: 12,925,106 km (0.099 R)
• M17: 15,236,394 km (0.088 R)
• M18: 18,200,825 km (0.053 R)
• M19: 18,863,693 km (0.089 R)
• M20: 21,165,855 km (0.044 R)
• M21: 21,677,180 km (0.067 R)
• M22: 24,840,128 km (0.105 R)
• M23: 26,573,668 km (0.082 R)
• M24: 28,474,908 km (0.119 R)
• M25: 30,280,554 km (0.113 R)
• M26: 31,211,501 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.5

Radius: 14.6

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 11.85 AU - 13.15 AU

Year: 15905 Days

Day: 14.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 113,607,797 km

• M1: 181,612 km (0.097 R)
• M2: 711,338 km (0.081 R)
• M3: 1,192,744 km (0.093 R)
• M4: 1,708,557 km (0.101 R)
• M5: 3,755,355 km (0.083 R)
• M6: 4,209,834 km (0.064 R)
• M7: 5,404,971 km (0.101 R)
• M8: 6,063,351 km (0.11 R)
• M9: 7,900,264 km (0.076 R)
• M10: 8,556,101 km (0.066 R)
• M11: 10,356,062 km (0.102 R)
• M12: 10,857,365 km (0.088 R)
• M13: 11,848,451 km (0.104 R)
• M14: 12,709,386 km (0.111 R)
• M15: 15,399,904 km (0.078 R)
• M16: 18,694,648 km (0.062 R)
• M17: 20,724,840 km (0.105 R)
• M18: 22,157,539 km (0.078 R)
• M19: 22,898,198 km (0.115 R)
• M20: 27,800,969 km (0.077 R)
• M21: 31,355,863 km (0.068 R)
• M22: 33,725,494 km (0.096 R)
• M23: 35,453,798 km (0.11 R)
• M24: 36,339,716 km (0.059 R)
• M25: 39,896,107 km (0.077 R)
• M26: 47,846,336 km (0.068 R)
• M27: 52,272,787 km (0.04 R)
• M28: 53,585,957 km (0.066 R)
• M29: 55,596,702 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.2

Radius: 7.1

Gravity: 17.46 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 17.84 AU - 22.16 AU

Year: 32190 Days

Day: 17 Hours

Environment

Temp: -198 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 113,607,797 km

• M1: 90,507 km (0.099 R)
• M2: 772,673 km (0.084 R)
• M3: 1,109,867 km (0.059 R)
• M4: 1,416,093 km (0.1 R)
• M5: 2,200,884 km (0.101 R)
• M6: 3,372,983 km (0.079 R)
• M7: 3,843,020 km (0.095 R)
• M8: 4,280,145 km (0.111 R)
• M9: 4,709,341 km (0.101 R)
• M10: 5,039,354 km (0.118 R)
• M11: 5,563,246 km (0.087 R)
• M12: 7,031,549 km (0.081 R)
• M13: 7,408,236 km (0.073 R)
• M14: 8,085,167 km (0.054 R)
• M15: 8,988,588 km (0.103 R)
• M16: 10,432,806 km (0.109 R)
• M17: 14,882,595 km (0.063 R)
• M18: 15,958,203 km (0.111 R)
• M19: 19,285,858 km (0.107 R)
• M20: 20,890,744 km (0.108 R)
• M21: 32,428,929 km (0.058 R)
• M22: 34,230,835 km (0.066 R)
• M23: 35,468,458 km (0.086 R)
• M24: 38,197,124 km (0.105 R)
• M25: 41,931,834 km (0.115 R)
• M26: 44,249,255 km (0.117 R)
• M27: 53,959,204 km (0.08 R)
• M28: 58,428,440 km (0.041 R)
• M29: 69,312,583 km (0.093 R)
• M30: 70,296,787 km (0.111 R)
• M31: 72,041,398 km (0.069 R)
• M32: 73,051,333 km (0.11 R)
• M33: 76,398,585 km (0.062 R)
• M34: 84,789,979 km (0.071 R)
• M35: 86,482,080 km (0.084 R)
• M36: 89,352,115 km (0.114 R)
• M37: 107,587,497 km (0.075 R)
• M38: 110,236,128 km (0.079 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 14,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit