🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.55 AU - 1.71 AU

Year: 742 Days

Day: 42.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.35 AU - 2.67 AU

Year: 1417 Days

Day: 27.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.2

Radius: 13.7

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.19 AU - 9.07 AU

Year: 8263 Days

Day: 9.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 110,692,742 km

• M1: 175,777 km (0.102 R)
• M2: 788,231 km (0.113 R)
• M3: 2,410,770 km (0.074 R)
• M4: 3,086,503 km (0.117 R)
• M5: 4,087,612 km (0.105 R)
• M6: 5,998,575 km (0.1 R)
• M7: 6,946,577 km (0.062 R)
• M8: 7,751,264 km (0.112 R)
• M9: 9,364,827 km (0.088 R)
• M10: 9,871,215 km (0.107 R)
• M11: 12,408,096 km (0.112 R)
• M12: 14,183,823 km (0.096 R)
• M13: 17,327,921 km (0.04 R)
• M14: 19,915,516 km (0.086 R)
• M15: 23,248,407 km (0.092 R)
• M16: 24,871,843 km (0.085 R)
• M17: 26,387,419 km (0.103 R)
• M18: 27,587,343 km (0.101 R)
• M19: 28,823,321 km (0.061 R)
• M20: 29,897,583 km (0.092 R)
• M21: 31,099,901 km (0.104 R)
• M22: 32,022,621 km (0.06 R)
• M23: 33,922,813 km (0.091 R)
• M24: 36,233,203 km (0.103 R)
• M25: 36,798,533 km (0.115 R)
• M26: 40,556,432 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.1

Radius: 10.7

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.15 AU - 10.65 AU

Year: 10273 Days

Day: 10.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 110,692,742 km

• M1: 132,993 km (0.06 R)
• M2: 523,293 km (0.055 R)
• M3: 1,163,722 km (0.114 R)
• M4: 2,086,591 km (0.071 R)
• M5: 2,776,237 km (0.075 R)
• M6: 5,152,300 km (0.05 R)
• M7: 5,912,257 km (0.04 R)
• M8: 9,053,663 km (0.108 R)
• M9: 9,716,531 km (0.067 R)
• M10: 12,870,952 km (0.12 R)
• M11: 16,581,727 km (0.087 R)
• M12: 18,680,735 km (0.103 R)
• M13: 21,691,542 km (0.027 R)
• M14: 24,018,088 km (0.092 R)
• M15: 26,410,906 km (0.101 R)
• M16: 30,084,281 km (0.061 R)
• M17: 30,500,612 km (0.104 R)
• M18: 31,880,802 km (0.11 R)
• M19: 32,641,059 km (0.108 R)
• M20: 39,910,318 km (0.07 R)
• M21: 41,431,878 km (0.076 R)

Asteroid Belt

Center: 9.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.6

Radius: 14.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 9.29 AU - 11.57 AU

Year: 12007 Days

Day: 11.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 110,692,742 km

• M1: 185,352 km (0.115 R)
• M2: 960,718 km (0.112 R)
• M3: 1,595,012 km (0.04 R)
• M4: 2,061,608 km (0.07 R)
• M5: 2,949,322 km (0.096 R)
• M6: 3,518,841 km (0.074 R)
• M7: 4,882,127 km (0.106 R)
• M8: 5,718,528 km (0.065 R)
• M9: 9,275,666 km (0.059 R)
• M10: 10,254,186 km (0.095 R)
• M11: 12,883,219 km (0.103 R)
• M12: 14,354,065 km (0.063 R)
• M13: 14,868,532 km (0.094 R)
• M14: 17,193,732 km (0.043 R)
• M15: 18,069,478 km (0.101 R)
• M16: 20,309,108 km (0.102 R)
• M17: 22,901,788 km (0.077 R)
• M18: 25,147,851 km (0.048 R)
• M19: 26,564,094 km (0.11 R)
• M20: 27,145,282 km (0.118 R)
• M21: 31,669,869 km (0.094 R)
• M22: 33,097,482 km (0.044 R)
• M23: 33,770,672 km (0.087 R)
• M24: 34,797,512 km (0.097 R)
• M25: 35,962,879 km (0.065 R)
• M26: 36,913,723 km (0.085 R)
• M27: 41,271,958 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266

Radius: 11.4

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.26 AU - 14.58 AU

Year: 15602 Days

Day: 10.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 110,692,742 km

• M1: 144,512 km (0.051 R)
• M2: 712,385 km (0.111 R)
• M3: 1,262,157 km (0.095 R)
• M4: 1,781,711 km (0.049 R)
• M5: 2,695,006 km (0.108 R)
• M6: 3,397,816 km (0.084 R)
• M7: 3,870,695 km (0.111 R)
• M8: 6,436,598 km (0.087 R)
• M9: 8,202,900 km (0.105 R)
• M10: 9,531,180 km (0.099 R)
• M11: 11,104,351 km (0.087 R)
• M12: 13,748,194 km (0.078 R)
• M13: 14,823,653 km (0.073 R)
• M14: 16,159,562 km (0.108 R)
• M15: 16,715,916 km (0.117 R)
• M16: 18,386,625 km (0.071 R)
• M17: 29,250,273 km (0.074 R)
• M18: 30,076,951 km (0.059 R)
• M19: 32,540,529 km (0.075 R)
• M20: 33,540,142 km (0.078 R)
• M21: 41,765,631 km (0.118 R)
• M22: 44,148,576 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.9

Radius: 4.5

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 14.56 AU - 14.58 AU

Year: 19824 Days

Day: 18.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 110,692,742 km

• M1: 55,950 km (0.111 R)
• M2: 457,620 km (0.115 R)
• M3: 666,758 km (0.046 R)
• M4: 1,077,404 km (0.088 R)
• M5: 1,242,710 km (0.034 R)
• M6: 1,551,480 km (0.1 R)
• M7: 1,859,950 km (0.092 R)
• M8: 2,988,217 km (0.108 R)
• M9: 3,268,713 km (0.093 R)
• M10: 3,415,469 km (0.058 R)
• M11: 3,643,905 km (0.112 R)
• M12: 4,569,766 km (0.12 R)
• M13: 5,168,756 km (0.1 R)
• M14: 6,218,634 km (0.087 R)
• M15: 6,368,681 km (0.101 R)
• M16: 6,872,975 km (0.045 R)
• M17: 7,403,449 km (0.112 R)
• M18: 7,657,167 km (0.12 R)
• M19: 7,960,701 km (0.074 R)
• M20: 8,777,805 km (0.093 R)
• M21: 8,966,597 km (0.025 R)
• M22: 11,732,811 km (0.118 R)
• M23: 18,251,838 km (0.087 R)
• M24: 18,871,173 km (0.103 R)
• M25: 19,745,573 km (0.067 R)
• M26: 22,005,697 km (0.089 R)
• M27: 25,470,234 km (0.072 R)
• M28: 27,734,548 km (0.059 R)
• M29: 28,243,928 km (0.104 R)
• M30: 29,281,539 km (0.06 R)
• M31: 32,209,170 km (0.072 R)
• M32: 33,917,128 km (0.099 R)
• M33: 34,616,798 km (0.081 R)
• M34: 34,852,265 km (0.088 R)
• M35: 35,088,629 km (0.088 R)
• M36: 35,684,478 km (0.098 R)
• M37: 46,013,911 km (0.038 R)
• M38: 46,156,029 km (0.104 R)
• M39: 46,441,163 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.6

Radius: 3.1

Gravity: 98.19 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 16.31 AU - 16.87 AU

Year: 24086 Days

Day: 21.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 110,692,742 km

• M1: 39,195 km (0.067 R)
• M2: 263,891 km (0.106 R)
• M3: 361,877 km (0.062 R)
• M4: 569,818 km (0.103 R)
• M5: 685,308 km (0.071 R)
• M6: 951,293 km (0.076 R)
• M7: 1,413,101 km (0.042 R)
• M8: 1,571,526 km (0.091 R)
• M9: 1,987,557 km (0.074 R)
• M10: 2,096,614 km (0.101 R)
• M11: 3,388,093 km (0.088 R)
• M12: 4,851,459 km (0.116 R)
• M13: 5,009,733 km (0.096 R)
• M14: 5,808,736 km (0.063 R)
• M15: 6,261,718 km (0.107 R)
• M16: 6,449,314 km (0.049 R)
• M17: 7,869,297 km (0.092 R)
• M18: 9,121,581 km (0.092 R)
• M19: 10,240,124 km (0.036 R)
• M20: 12,522,688 km (0.12 R)
• M21: 15,802,921 km (0.066 R)
• M22: 16,861,326 km (0.113 R)
• M23: 18,440,481 km (0.083 R)
• M24: 21,675,086 km (0.091 R)
• M25: 22,758,474 km (0.103 R)
• M26: 26,103,632 km (0.114 R)
• M27: 28,978,753 km (0.049 R)
• M28: 30,158,931 km (0.051 R)
• M29: 35,200,529 km (0.052 R)
• M30: 38,074,752 km (0.107 R)
• M31: 38,699,024 km (0.081 R)
• M32: 43,941,981 km (0.107 R)
• M33: 51,135,694 km (0.057 R)
• M34: 53,632,632 km (0.072 R)
• M35: 55,407,910 km (0.115 R)
• M36: 57,630,485 km (0.047 R)
• M37: 60,332,971 km (0.077 R)
• M38: 60,756,034 km (0.089 R)
• M39: 68,026,041 km (0.034 R)
• M40: 71,987,842 km (0.114 R)
• M41: 76,100,586 km (0.098 R)
• M42: 77,339,257 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.4

Radius: 6.8

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 13.99 AU - 21.61 AU

Year: 26769 Days

Day: 21.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 110,692,742 km

• M1: 86,767 km (0.106 R)
• M2: 471,981 km (0.084 R)
• M3: 2,164,681 km (0.062 R)
• M4: 3,615,481 km (0.084 R)
• M5: 4,234,517 km (0.029 R)
• M6: 6,057,068 km (0.09 R)
• M7: 6,349,682 km (0.048 R)
• M8: 6,651,720 km (0.085 R)
• M9: 7,728,226 km (0.092 R)
• M10: 10,359,054 km (0.086 R)
• M11: 14,837,566 km (0.047 R)
• M12: 17,044,134 km (0.1 R)
• M13: 26,566,936 km (0.074 R)
• M14: 29,892,347 km (0.059 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.8

Radius: 5.5

Gravity: 30.11 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 18.75 AU - 20.03 AU

Year: 30434 Days

Day: 15 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 110,692,742 km

• M1: 68,516 km (0.048 R)
• M2: 250,128 km (0.116 R)
• M3: 547,528 km (0.114 R)
• M4: 2,549,297 km (0.082 R)
• M5: 2,995,847 km (0.11 R)
• M6: 4,650,699 km (0.089 R)
• M7: 4,852,207 km (0.112 R)
• M8: 5,403,625 km (0.113 R)
• M9: 8,987,092 km (0.104 R)
• M10: 15,444,335 km (0.093 R)
• M11: 20,233,411 km (0.082 R)
• M12: 25,178,070 km (0.04 R)
• M13: 26,433,345 km (0.114 R)
• M14: 32,017,235 km (0.083 R)
• M15: 34,546,187 km (0.065 R)
• M16: 38,338,643 km (0.092 R)
• M17: 41,358,725 km (0.038 R)
• M18: 49,014,246 km (0.084 R)
• M19: 59,733,981 km (0.105 R)
• M20: 60,840,257 km (0.111 R)
• M21: 61,960,147 km (0.058 R)
• M22: 67,050,962 km (0.061 R)
• M23: 90,203,028 km (0.095 R)
• M24: 95,214,706 km (0.116 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 18,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit