🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.65 AU - 0.91 AU

Year: 242 Days

Day: 36 Hours

Environment

Temp: 136 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 99,470,803 km

• M1: 150,645 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.74 AU - 0.86 AU

Year: 251 Days

Day: 31.3 Hours

Environment

Temp: 205 °C

Axial Tilt: 141.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.01 AU - 1.45 AU

Year: 479 Days

Day: 47.5 Hours

Environment

Temp: 25 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.14 AU - 1.62 AU

Year: 570 Days

Day: 16.6 Hours

Environment

Temp: -9 °C

Axial Tilt: 14.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.85 AU - 2.07 AU

Year: 964 Days

Day: 47.3 Hours

Environment

Temp: -52 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,470,803 km

• M1: 284,834 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.1

Radius: 8.8

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.2 AU - 5.84 AU

Year: 4558 Days

Day: 14.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 99,470,803 km

• M1: 109,506 km (0.059 R)
• M2: 510,428 km (0.108 R)
• M3: 894,595 km (0.04 R)
• M4: 1,916,798 km (0.052 R)
• M5: 2,225,119 km (0.109 R)
• M6: 2,819,621 km (0.067 R)
• M7: 3,126,446 km (0.09 R)
• M8: 3,660,062 km (0.102 R)
• M9: 4,585,175 km (0.109 R)
• M10: 8,329,759 km (0.099 R)
• M11: 8,927,403 km (0.1 R)
• M12: 9,714,287 km (0.107 R)
• M13: 10,761,921 km (0.1 R)
• M14: 12,352,895 km (0.117 R)
• M15: 13,479,965 km (0.116 R)
• M16: 14,461,776 km (0.047 R)
• M17: 15,435,060 km (0.11 R)
• M18: 19,379,357 km (0.108 R)
• M19: 19,768,162 km (0.113 R)
• M20: 20,096,080 km (0.106 R)
• M21: 20,695,669 km (0.07 R)
• M22: 21,307,075 km (0.107 R)
• M23: 21,721,461 km (0.111 R)
• M24: 23,286,554 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.6

Radius: 10.4

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.15 AU - 6.39 AU

Year: 4871 Days

Day: 13.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 99,470,803 km

• M1: 129,402 km (0.055 R)
• M2: 515,963 km (0.095 R)
• M3: 898,934 km (0.089 R)
• M4: 1,333,366 km (0.093 R)
• M5: 1,698,833 km (0.112 R)
• M6: 2,345,545 km (0.103 R)
• M7: 2,767,860 km (0.106 R)
• M8: 3,665,447 km (0.104 R)
• M9: 4,892,000 km (0.103 R)
• M10: 8,558,943 km (0.115 R)
• M11: 9,489,292 km (0.053 R)
• M12: 10,240,273 km (0.109 R)
• M13: 10,903,142 km (0.084 R)
• M14: 11,638,415 km (0.064 R)
• M15: 12,222,744 km (0.055 R)
• M16: 12,685,451 km (0.104 R)
• M17: 14,194,594 km (0.08 R)
• M18: 15,335,876 km (0.113 R)
• M19: 18,275,325 km (0.073 R)
• M20: 18,880,747 km (0.115 R)
• M21: 21,437,375 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.9

Radius: 7.3

Gravity: 15.35 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 14.6 AU - 19.28 AU

Year: 24505 Days

Day: 15.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 99,470,803 km

• M1: 90,806 km (0.104 R)
• M2: 378,183 km (0.094 R)
• M3: 945,907 km (0.049 R)
• M4: 1,751,492 km (0.066 R)
• M5: 2,096,165 km (0.116 R)
• M6: 3,849,602 km (0.084 R)
• M7: 4,292,113 km (0.062 R)
• M8: 4,999,112 km (0.097 R)
• M9: 5,824,892 km (0.105 R)
• M10: 6,089,381 km (0.091 R)
• M11: 6,834,528 km (0.097 R)
• M12: 7,587,006 km (0.112 R)
• M13: 7,956,363 km (0.079 R)
• M14: 9,196,230 km (0.107 R)
• M15: 10,755,788 km (0.113 R)
• M16: 14,230,348 km (0.071 R)
• M17: 18,482,219 km (0.089 R)
• M18: 19,541,072 km (0.069 R)
• M19: 20,035,493 km (0.111 R)
• M20: 20,538,292 km (0.06 R)
• M21: 21,674,039 km (0.119 R)
• M22: 23,179,292 km (0.08 R)
• M23: 24,410,034 km (0.092 R)
• M24: 27,614,421 km (0.105 R)
• M25: 31,762,321 km (0.109 R)
• M26: 33,139,220 km (0.11 R)
• M27: 34,987,950 km (0.119 R)
• M28: 37,659,768 km (0.08 R)
• M29: 45,789,664 km (0.112 R)
• M30: 53,078,970 km (0.059 R)
• M31: 62,161,655 km (0.09 R)
• M32: 71,524,537 km (0.08 R)
• M33: 71,992,479 km (0.044 R)
• M34: 88,603,677 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.4

Radius: 4.6

Gravity: 26.91 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 17.32 AU - 23.82 AU

Year: 32789 Days

Day: 19.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 99,470,803 km

• M1: 57,296 km (0.107 R)
• M2: 608,415 km (0.043 R)
• M3: 794,365 km (0.092 R)
• M4: 1,045,240 km (0.025 R)
• M5: 1,466,209 km (0.103 R)
• M6: 1,865,635 km (0.109 R)
• M7: 2,035,728 km (0.042 R)
• M8: 2,382,795 km (0.067 R)
• M9: 2,741,381 km (0.05 R)
• M10: 3,794,700 km (0.047 R)
• M11: 4,931,195 km (0.081 R)
• M12: 5,216,328 km (0.08 R)
• M13: 5,864,087 km (0.077 R)
• M14: 7,162,596 km (0.104 R)
• M15: 7,851,495 km (0.089 R)
• M16: 14,941,536 km (0.089 R)
• M17: 15,280,375 km (0.083 R)
• M18: 17,236,667 km (0.096 R)
• M19: 17,515,816 km (0.052 R)
• M20: 19,055,478 km (0.071 R)
• M21: 28,379,165 km (0.072 R)
• M22: 30,360,589 km (0.106 R)
• M23: 39,209,602 km (0.059 R)
• M24: 41,997,358 km (0.083 R)
• M25: 45,442,747 km (0.091 R)
• M26: 47,963,621 km (0.066 R)
• M27: 61,325,254 km (0.109 R)
• M28: 73,500,276 km (0.08 R)
• M29: 79,763,490 km (0.116 R)
• M30: 80,797,511 km (0.113 R)
• M31: 81,578,860 km (0.096 R)
• M32: 85,291,880 km (0.098 R)
• M33: 86,644,843 km (0.106 R)
• M34: 88,562,837 km (0.051 R)
• M35: 90,508,956 km (0.043 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 12,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit