🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.44 AU - 0.64 AU

Year: 141 Days

Day: 14.3 Hours

Environment

Temp: 246 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.43 AU - 0.67 AU

Year: 145 Days

Day: 30.2 Hours

Environment

Temp: 250 °C

Axial Tilt: 25.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.48 AU - 0.7 AU

Year: 162 Days

Day: 32 Hours

Environment

Temp: 171 °C

Axial Tilt: 44.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.65 AU - 0.67 AU

Year: 191 Days

Day: 28.3 Hours

Environment

Temp: 186 °C

Axial Tilt: 42.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.82 AU - 1.16 AU

Year: 351 Days

Day: 12.4 Hours

Environment

Temp: 160 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.31 AU - 1.57 AU

Year: 616 Days

Day: 38.8 Hours

Environment

Temp: -14 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 7 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.08 AU - 4.96 AU

Year: 2873 Days

Day: 37.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,492,792 km

• M1: 378,782 km (0.072 R)
• M2: 2,617,664 km (0.044 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.7

Radius: 14.4

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.65 AU - 5.89 AU

Year: 4312 Days

Day: 9.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 59,492,792 km

• M1: 183,108 km (0.029 R)
• M2: 301,141 km (0.117 R)
• M3: 472,280 km (0.103 R)
• M4: 588,817 km (0.112 R)
• M5: 835,654 km (0.08 R)
• M6: 937,679 km (0.059 R)
• M7: 1,032,375 km (0.027 R)
• M8: 1,219,821 km (0.029 R)
• M9: 1,474,287 km (0.101 R)
• M10: 1,673,402 km (0.093 R)
• M11: 2,210,757 km (0.119 R)
• M12: 2,457,295 km (0.064 R)
• M13: 3,050,001 km (0.08 R)
• M14: 3,177,608 km (0.059 R)
• M15: 3,419,359 km (0.114 R)
• M16: 3,514,054 km (0.098 R)
• M17: 3,628,796 km (0.086 R)
• M18: 3,842,571 km (0.119 R)
• M19: 3,980,799 km (0.096 R)
• M20: 4,613,150 km (0.057 R)
• M21: 4,866,419 km (0.106 R)
• M22: 5,037,858 km (0.086 R)
• M23: 5,189,700 km (0.094 R)
• M24: 5,409,010 km (0.086 R)
• M25: 5,586,882 km (0.067 R)
• M26: 5,698,931 km (0.098 R)
• M27: 6,387,530 km (0.1 R)
• M28: 6,504,815 km (0.114 R)
• M29: 6,765,564 km (0.108 R)
• M30: 7,175,462 km (0.066 R)
• M31: 7,543,772 km (0.094 R)
• M32: 7,817,985 km (0.079 R)
• M33: 8,019,493 km (0.079 R)
• M34: 8,608,310 km (0.12 R)
• M35: 8,842,581 km (0.083 R)
• M36: 9,078,945 km (0.074 R)
• M37: 9,184,711 km (0.064 R)
• M38: 9,317,404 km (0.089 R)
• M39: 9,881,987 km (0.1 R)
• M40: 10,402,438 km (0.079 R)
• M41: 11,555,987 km (0.065 R)
• M42: 11,670,728 km (0.114 R)
• M43: 12,661,216 km (0.063 R)
• M44: 12,838,938 km (0.117 R)
• M45: 13,256,466 km (0.043 R)
• M46: 13,497,169 km (0.04 R)
• M47: 13,648,412 km (0.058 R)
• M48: 13,891,509 km (0.08 R)
• M49: 14,258,771 km (0.078 R)
• M50: 14,660,292 km (0.058 R)
• M51: 15,002,871 km (0.036 R)
• M52: 15,222,331 km (0.114 R)
• M53: 16,046,915 km (0.103 R)
• M54: 16,593,845 km (0.046 R)
• M55: 17,048,772 km (0.079 R)
• M56: 17,871,710 km (0.038 R)
• M57: 18,204,415 km (0.112 R)
• M58: 18,405,026 km (0.107 R)
• M59: 19,556,032 km (0.055 R)
• M60: 20,486,531 km (0.08 R)
• M61: 20,660,513 km (0.079 R)
• M62: 21,009,824 km (0.081 R)
• M63: 21,220,308 km (0.046 R)
• M64: 21,537,456 km (0.105 R)
• M65: 22,069,426 km (0.047 R)
• M66: 23,255,139 km (0.035 R)
• M67: 24,240,689 km (0.031 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102

Radius: 9.5

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.46 AU - 7.74 AU

Year: 6044 Days

Day: 6.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 59,492,792 km

• M1: 121,174 km (0.05 R)
• M2: 185,202 km (0.043 R)
• M3: 257,159 km (0.088 R)
• M4: 589,116 km (0.055 R)
• M5: 663,167 km (0.117 R)
• M6: 1,003,203 km (0.026 R)
• M7: 1,145,471 km (0.09 R)
• M8: 1,316,461 km (0.065 R)
• M9: 1,405,173 km (0.085 R)
• M10: 1,967,362 km (0.092 R)
• M11: 2,030,941 km (0.106 R)
• M12: 2,252,794 km (0.113 R)
• M13: 2,441,587 km (0.118 R)
• M14: 3,023,822 km (0.091 R)
• M15: 3,292,799 km (0.1 R)
• M16: 3,983,043 km (0.091 R)
• M17: 4,064,275 km (0.063 R)
• M18: 4,512,620 km (0.097 R)
• M19: 5,134,947 km (0.097 R)
• M20: 5,492,336 km (0.11 R)
• M21: 5,601,094 km (0.091 R)
• M22: 5,894,754 km (0.035 R)
• M23: 6,382,892 km (0.096 R)
• M24: 6,459,038 km (0.089 R)
• M25: 6,825,403 km (0.119 R)
• M26: 7,178,753 km (0.116 R)
• M27: 7,638,916 km (0.074 R)
• M28: 8,067,364 km (0.033 R)
• M29: 8,336,641 km (0.056 R)
• M30: 8,650,946 km (0.066 R)
• M31: 8,841,384 km (0.077 R)
• M32: 8,947,897 km (0.046 R)
• M33: 9,205,056 km (0.069 R)
• M34: 9,661,030 km (0.104 R)
• M35: 9,969,053 km (0.062 R)
• M36: 10,146,476 km (0.098 R)
• M37: 10,912,566 km (0.068 R)
• M38: 11,233,304 km (0.108 R)
• M39: 11,418,057 km (0.095 R)
• M40: 12,190,730 km (0.113 R)
• M41: 13,174,187 km (0.066 R)
• M42: 13,247,191 km (0.102 R)
• M43: 13,320,344 km (0.092 R)
• M44: 13,417,882 km (0.114 R)
• M45: 14,407,771 km (0.116 R)
• M46: 14,558,266 km (0.082 R)
• M47: 15,806,810 km (0.084 R)
• M48: 16,169,884 km (0.106 R)
• M49: 16,509,471 km (0.085 R)
• M50: 16,666,998 km (0.113 R)
• M51: 17,142,570 km (0.106 R)
• M52: 17,703,113 km (0.108 R)
• M53: 17,864,230 km (0.079 R)
• M54: 18,053,022 km (0.111 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629

Radius: 13.9

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 11.74 AU - 11.84 AU

Year: 14430 Days

Day: 5.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 59,492,792 km

• M1: 174,730 km (0.079 R)
• M2: 316,100 km (0.092 R)
• M3: 481,107 km (0.03 R)
• M4: 612,304 km (0.108 R)
• M5: 758,162 km (0.111 R)
• M6: 937,979 km (0.103 R)
• M7: 2,220,032 km (0.047 R)
• M8: 2,307,547 km (0.112 R)
• M9: 2,607,940 km (0.047 R)
• M10: 2,731,807 km (0.103 R)
• M11: 2,985,525 km (0.051 R)
• M12: 3,115,226 km (0.093 R)
• M13: 4,005,034 km (0.074 R)
• M14: 4,148,648 km (0.091 R)
• M15: 4,330,709 km (0.076 R)
• M16: 4,665,210 km (0.092 R)
• M17: 5,840,750 km (0.059 R)
• M18: 5,963,270 km (0.099 R)
• M19: 6,127,828 km (0.089 R)
• M20: 6,419,693 km (0.05 R)
• M21: 7,278,684 km (0.12 R)
• M22: 7,499,042 km (0.069 R)
• M23: 8,037,146 km (0.109 R)
• M24: 8,128,101 km (0.099 R)
• M25: 8,310,910 km (0.044 R)
• M26: 9,822,746 km (0.085 R)
• M27: 9,920,134 km (0.107 R)
• M28: 11,163,592 km (0.096 R)
• M29: 11,265,168 km (0.095 R)
• M30: 11,418,207 km (0.039 R)
• M31: 12,037,093 km (0.102 R)
• M32: 12,879,329 km (0.088 R)
• M33: 13,631,956 km (0.105 R)
• M34: 14,233,340 km (0.105 R)
• M35: 15,292,493 km (0.073 R)
• M36: 17,841,491 km (0.085 R)
• M37: 18,139,490 km (0.034 R)
• M38: 18,378,996 km (0.085 R)
• M39: 18,619,549 km (0.097 R)
• M40: 19,164,834 km (0.113 R)
• M41: 19,715,204 km (0.096 R)
• M42: 19,838,323 km (0.076 R)
• M43: 20,023,376 km (0.117 R)
• M44: 20,147,093 km (0.068 R)
• M45: 20,270,960 km (0.103 R)
• M46: 20,519,592 km (0.09 R)
• M47: 20,706,739 km (0.08 R)
• M48: 21,271,620 km (0.116 R)
• M49: 21,968,896 km (0.056 R)
• M50: 22,609,325 km (0.103 R)
• M51: 23,320,812 km (0.067 R)
• M52: 23,712,010 km (0.098 R)
• M53: 24,171,276 km (0.101 R)
• M54: 24,832,349 km (0.104 R)
• M55: 24,965,192 km (0.101 R)
• M56: 26,510,987 km (0.105 R)
• M57: 27,811,291 km (0.11 R)
• M58: 28,018,484 km (0.11 R)
• M59: 29,062,079 km (0.083 R)
• M60: 29,342,575 km (0.111 R)
• M61: 29,694,429 km (0.104 R)
• M62: 30,758,519 km (0.042 R)
• M63: 31,044,251 km (0.098 R)
• M64: 32,414,119 km (0.076 R)
• M65: 36,943,643 km (0.115 R)
• M66: 38,779,358 km (0.06 R)
• M67: 40,409,975 km (0.1 R)
• M68: 40,958,401 km (0.104 R)
• M69: 42,777,960 km (0.072 R)
• M70: 43,898,448 km (0.085 R)
• M71: 44,381,649 km (0.064 R)
• M72: 46,168,296 km (0.083 R)
• M73: 47,317,358 km (0.061 R)
• M74: 47,564,942 km (0.034 R)
• M75: 48,144,036 km (0.072 R)
• M76: 49,643,904 km (0.101 R)
• M77: 50,736,716 km (0.109 R)
• M78: 53,976,258 km (0.076 R)
• M79: 54,753,269 km (0.074 R)
• M80: 55,099,888 km (0.111 R)
• M81: 56,143,931 km (0.077 R)
• M82: 57,457,999 km (0.085 R)
• M83: 57,634,076 km (0.117 R)
• M84: 58,516,703 km (0.084 R)
• M85: 59,137,235 km (0.08 R)

Kuiper Belt

Range: 30.8 - 51.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 13,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit