🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.67 AU - 4.25 AU

Year: 2783 Days

Day: 17.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.7

Radius: 13.2

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 7.03 AU - 7.25 AU

Year: 6737 Days

Day: 11.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 107,781,172 km

• M1: 166,054 km (0.119 R)
• M2: 474,375 km (0.105 R)
• M3: 893,398 km (0.077 R)
• M4: 1,283,999 km (0.097 R)
• M5: 1,546,692 km (0.112 R)
• M6: 1,950,906 km (0.085 R)
• M7: 2,481,679 km (0.117 R)
• M8: 2,772,946 km (0.082 R)
• M9: 3,253,006 km (0.046 R)
• M10: 3,939,959 km (0.056 R)
• M11: 4,284,184 km (0.112 R)
• M12: 6,507,807 km (0.076 R)
• M13: 8,480,404 km (0.058 R)
• M14: 9,509,787 km (0.106 R)
• M15: 10,800,069 km (0.086 R)
• M16: 11,580,820 km (0.116 R)
• M17: 13,135,890 km (0.11 R)
• M18: 13,813,119 km (0.118 R)
• M19: 15,171,318 km (0.109 R)
• M20: 15,654,669 km (0.118 R)
• M21: 16,543,879 km (0.056 R)
• M22: 21,419,274 km (0.064 R)
• M23: 22,109,518 km (0.116 R)
• M24: 22,400,486 km (0.07 R)
• M25: 23,463,379 km (0.058 R)
• M26: 24,429,033 km (0.073 R)
• M27: 24,734,811 km (0.12 R)
• M28: 25,476,517 km (0.076 R)
• M29: 26,355,854 km (0.057 R)
• M30: 32,860,219 km (0.072 R)
• M31: 34,726,154 km (0.086 R)
• M32: 38,154,339 km (0.034 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.8

Radius: 5.1

Gravity: 26.29 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 11.05 AU - 15.13 AU

Year: 16723 Days

Day: 16.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 107,781,172 km

• M1: 65,075 km (0.083 R)
• M2: 252,820 km (0.053 R)
• M3: 432,637 km (0.118 R)
• M4: 597,494 km (0.083 R)
• M5: 711,039 km (0.064 R)
• M6: 849,866 km (0.036 R)
• M7: 2,128,479 km (0.079 R)
• M8: 4,516,958 km (0.079 R)
• M9: 4,762,897 km (0.118 R)
• M10: 6,011,291 km (0.113 R)
• M11: 6,585,149 km (0.059 R)
• M12: 6,925,035 km (0.105 R)
• M13: 8,850,808 km (0.074 R)
• M14: 8,997,414 km (0.028 R)
• M15: 10,851,979 km (0.029 R)
• M16: 11,901,259 km (0.106 R)
• M17: 12,071,351 km (0.046 R)
• M18: 13,296,259 km (0.115 R)
• M19: 13,839,299 km (0.107 R)
• M20: 14,518,025 km (0.095 R)
• M21: 14,831,881 km (0.119 R)
• M22: 15,149,178 km (0.088 R)
• M23: 16,319,183 km (0.097 R)
• M24: 20,017,990 km (0.103 R)
• M25: 22,903,135 km (0.12 R)
• M26: 23,139,200 km (0.068 R)
• M27: 26,402,678 km (0.065 R)
• M28: 29,971,784 km (0.102 R)
• M29: 30,332,015 km (0.12 R)
• M30: 31,059,211 km (0.119 R)
• M31: 31,980,285 km (0.083 R)
• M32: 33,862,824 km (0.107 R)
• M33: 37,387,500 km (0.102 R)
• M34: 38,601,187 km (0.118 R)
• M35: 40,562,565 km (0.103 R)
• M36: 50,165,701 km (0.114 R)
• M37: 50,282,088 km (0.086 R)
• M38: 54,680,415 km (0.096 R)
• M39: 54,923,512 km (0.08 R)
• M40: 64,031,180 km (0.071 R)
• M41: 64,425,819 km (0.089 R)
• M42: 65,086,294 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.7

Radius: 7.6

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 12.62 AU - 14.26 AU

Year: 17398 Days

Day: 23.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 178.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 107,781,172 km

• M1: 195,824 km (0.061 R)
• M2: 422,764 km (0.11 R)
• M3: 602,879 km (0.107 R)
• M4: 1,238,222 km (0.091 R)
• M5: 3,181,348 km (0.097 R)
• M6: 4,348,511 km (0.102 R)
• M7: 5,201,368 km (0.119 R)
• M8: 5,493,234 km (0.09 R)
• M9: 6,226,413 km (0.082 R)
• M10: 6,417,150 km (0.112 R)
• M11: 7,345,255 km (0.076 R)
• M12: 7,692,173 km (0.07 R)
• M13: 8,894,341 km (0.109 R)
• M14: 9,469,994 km (0.093 R)
• M15: 9,626,473 km (0.116 R)
• M16: 10,063,748 km (0.047 R)
• M17: 10,225,314 km (0.108 R)
• M18: 11,009,805 km (0.087 R)
• M19: 13,076,350 km (0.101 R)
• M20: 13,867,872 km (0.113 R)
• M21: 18,667,421 km (0.089 R)
• M22: 20,178,359 km (0.064 R)
• M23: 21,394,440 km (0.107 R)
• M24: 21,689,148 km (0.062 R)
• M25: 24,245,477 km (0.098 R)
• M26: 26,878,997 km (0.049 R)
• M27: 27,275,731 km (0.11 R)
• M28: 33,799,245 km (0.09 R)
• M29: 39,730,801 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795

Radius: 4.8

Gravity: 34.51 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 12.32 AU - 20.54 AU

Year: 23516 Days

Day: 23.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 168.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 107,781,172 km

• M1: 348,862 km (0.085 R)
• M2: 601,234 km (0.074 R)
• M3: 1,041,052 km (0.06 R)
• M4: 1,216,530 km (0.11 R)
• M5: 2,116,361 km (0.043 R)
• M6: 3,409,934 km (0.063 R)
• M7: 4,212,826 km (0.072 R)
• M8: 4,407,303 km (0.085 R)
• M9: 8,017,847 km (0.102 R)
• M10: 8,504,190 km (0.057 R)
• M11: 10,169,214 km (0.066 R)
• M12: 10,532,438 km (0.115 R)
• M13: 11,724,733 km (0.118 R)
• M14: 17,845,979 km (0.083 R)
• M15: 24,594,937 km (0.08 R)
• M16: 26,694,244 km (0.075 R)
• M17: 38,366,768 km (0.093 R)
• M18: 45,949,884 km (0.039 R)
• M19: 46,720,013 km (0.086 R)
• M20: 53,801,528 km (0.094 R)
• M21: 59,768,538 km (0.082 R)
• M22: 64,828,985 km (0.09 R)
• M23: 77,880,203 km (0.111 R)
• M24: 80,059,245 km (0.064 R)
• M25: 82,782,525 km (0.062 R)
• M26: 83,815,349 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 842.4

Radius: 4.9

Gravity: 35.09 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 18.29 AU - 20.71 AU

Year: 30405 Days

Day: 22.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 107,781,172 km

• M1: 171,290 km (0.108 R)
• M2: 699,669 km (0.046 R)
• M3: 1,053,618 km (0.099 R)
• M4: 1,586,336 km (0.081 R)
• M5: 3,990,673 km (0.1 R)
• M6: 4,115,138 km (0.058 R)
• M7: 5,709,852 km (0.086 R)
• M8: 7,568,605 km (0.053 R)
• M9: 7,855,683 km (0.086 R)
• M10: 8,326,169 km (0.068 R)
• M11: 9,950,652 km (0.1 R)
• M12: 17,468,992 km (0.117 R)
• M13: 17,729,741 km (0.068 R)
• M14: 18,613,117 km (0.076 R)
• M15: 18,882,243 km (0.091 R)
• M16: 21,200,861 km (0.085 R)
• M17: 23,654,266 km (0.095 R)
• M18: 33,721,454 km (0.097 R)
• M19: 47,697,486 km (0.077 R)
• M20: 48,416,603 km (0.114 R)
• M21: 55,284,342 km (0.049 R)
• M22: 55,438,727 km (0.07 R)
• M23: 64,094,310 km (0.085 R)
• M24: 69,174,355 km (0.034 R)
• M25: 74,090,739 km (0.104 R)
• M26: 74,627,496 km (0.118 R)
• M27: 77,340,454 km (0.106 R)
• M28: 79,916,230 km (0.08 R)
• M29: 81,407,122 km (0.109 R)
• M30: 84,239,608 km (0.057 R)
• M31: 90,641,649 km (0.087 R)
• M32: 92,827,872 km (0.094 R)
• M33: 104,361,719 km (0.1 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 11,714 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit