🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.83 AU - 1.09 AU

Year: 344 Days

Day: 12.9 Hours

Environment

Temp: 47 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.98 AU - 1.44 AU

Year: 486 Days

Day: 22.1 Hours

Environment

Temp: 13 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.08 AU - 1.44 AU

Year: 517 Days

Day: 16.9 Hours

Environment

Temp: -3 °C

Axial Tilt: 9.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 77,333,673 km

• M1: 104,719 km (0.092 R)
• M2: 131,796 km (0.036 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.33 AU - 1.71 AU

Year: 684 Days

Day: 29.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,333,673 km

• M1: 395,088 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.84 AU - 3.12 AU

Year: 1879 Days

Day: 19.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,333,673 km

• M1: 168,896 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.4

Radius: 8.4

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.65 AU - 5.49 AU

Year: 4170 Days

Day: 8.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,333,673 km

• M1: 105,766 km (0.116 R)
• M2: 421,118 km (0.083 R)
• M3: 1,619,696 km (0.048 R)
• M4: 2,510,551 km (0.103 R)
• M5: 2,922,694 km (0.117 R)
• M6: 3,191,222 km (0.098 R)
• M7: 3,840,776 km (0.058 R)
• M8: 4,230,777 km (0.1 R)
• M9: 5,014,521 km (0.103 R)
• M10: 5,724,961 km (0.046 R)
• M11: 6,929,822 km (0.085 R)
• M12: 8,260,196 km (0.108 R)
• M13: 9,060,694 km (0.113 R)
• M14: 9,364,378 km (0.075 R)
• M15: 9,713,988 km (0.112 R)
• M16: 10,563,704 km (0.091 R)
• M17: 11,817,633 km (0.042 R)
• M18: 12,364,414 km (0.082 R)
• M19: 12,691,135 km (0.093 R)
• M20: 13,071,563 km (0.061 R)
• M21: 15,195,105 km (0.044 R)
• M22: 17,538,555 km (0.071 R)
• M23: 20,177,162 km (0.09 R)
• M24: 20,958,362 km (0.115 R)
• M25: 22,373,558 km (0.09 R)
• M26: 22,789,440 km (0.071 R)
• M27: 24,212,715 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.2

Radius: 14.7

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.57 AU - 11.41 AU

Year: 10678 Days

Day: 10.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 167.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,333,673 km

• M1: 183,557 km (0.111 R)
• M2: 875,746 km (0.087 R)
• M3: 2,166,925 km (0.041 R)
• M4: 3,128,839 km (0.055 R)
• M5: 4,665,808 km (0.064 R)
• M6: 5,190,298 km (0.055 R)
• M7: 7,198,350 km (0.071 R)
• M8: 7,867,202 km (0.093 R)
• M9: 12,550,214 km (0.089 R)
• M10: 15,448,523 km (0.082 R)
• M11: 21,431,241 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.3

Radius: 10.7

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.57 AU - 11.21 AU

Year: 11360 Days

Day: 12.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,333,673 km

• M1: 133,441 km (0.079 R)
• M2: 1,718,880 km (0.063 R)
• M3: 2,325,200 km (0.088 R)
• M4: 3,193,466 km (0.09 R)
• M5: 3,564,768 km (0.109 R)
• M6: 4,554,058 km (0.056 R)
• M7: 5,470,046 km (0.1 R)
• M8: 8,580,335 km (0.088 R)
• M9: 13,992,786 km (0.081 R)
• M10: 15,419,202 km (0.079 R)
• M11: 22,973,895 km (0.1 R)
• M12: 24,032,898 km (0.069 R)
• M13: 24,532,555 km (0.111 R)
• M14: 29,725,994 km (0.093 R)
• M15: 36,805,415 km (0.085 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.9

Radius: 14.4

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 8.73 AU - 11.19 AU

Year: 11481 Days

Day: 5.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,333,673 km

• M1: 181,163 km (0.12 R)
• M2: 814,411 km (0.11 R)
• M3: 1,695,393 km (0.115 R)
• M4: 3,152,476 km (0.104 R)
• M5: 4,766,338 km (0.068 R)
• M6: 6,089,830 km (0.04 R)
• M7: 6,635,114 km (0.086 R)
• M8: 7,212,861 km (0.099 R)
• M9: 9,002,052 km (0.049 R)
• M10: 11,358,069 km (0.085 R)
• M11: 12,370,248 km (0.103 R)
• M12: 14,033,327 km (0.066 R)
• M13: 14,711,305 km (0.078 R)
• M14: 15,340,065 km (0.101 R)
• M15: 16,353,590 km (0.115 R)
• M16: 20,000,338 km (0.108 R)
• M17: 24,254,004 km (0.106 R)
• M18: 25,729,637 km (0.055 R)
• M19: 27,683,684 km (0.033 R)
• M20: 31,885,739 km (0.118 R)
• M21: 34,017,209 km (0.058 R)
• M22: 35,990,256 km (0.077 R)
• M23: 37,261,538 km (0.065 R)
• M24: 39,091,420 km (0.08 R)
• M25: 39,625,035 km (0.114 R)
• M26: 40,298,974 km (0.09 R)
• M27: 48,531,195 km (0.101 R)
• M28: 51,666,617 km (0.072 R)
• M29: 53,283,919 km (0.108 R)
• M30: 57,131,576 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 890.2

Radius: 7.5

Gravity: 15.83 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 10.93 AU - 15.93 AU

Year: 17976 Days

Day: 23.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,333,673 km

• M1: 93,349 km (0.111 R)
• M2: 392,246 km (0.111 R)
• M3: 692,788 km (0.094 R)
• M4: 949,797 km (0.083 R)
• M5: 2,157,949 km (0.101 R)
• M6: 2,919,851 km (0.102 R)
• M7: 3,607,702 km (0.075 R)
• M8: 4,101,674 km (0.077 R)
• M9: 5,815,916 km (0.028 R)
• M10: 7,084,955 km (0.087 R)
• M11: 8,529,173 km (0.114 R)
• M12: 8,850,808 km (0.115 R)
• M13: 10,891,323 km (0.068 R)
• M14: 11,462,937 km (0.11 R)
• M15: 13,803,844 km (0.106 R)
• M16: 15,086,048 km (0.078 R)
• M17: 15,556,982 km (0.106 R)
• M18: 16,860,727 km (0.107 R)
• M19: 18,235,831 km (0.115 R)
• M20: 20,057,933 km (0.114 R)
• M21: 20,916,176 km (0.112 R)
• M22: 23,324,253 km (0.065 R)
• M23: 24,487,376 km (0.057 R)
• M24: 25,799,798 km (0.101 R)
• M25: 26,135,197 km (0.099 R)
• M26: 35,908,426 km (0.081 R)
• M27: 38,175,731 km (0.089 R)
• M28: 42,215,472 km (0.09 R)
• M29: 47,696,140 km (0.074 R)
• M30: 48,540,171 km (0.1 R)
• M31: 48,880,506 km (0.109 R)
• M32: 50,956,326 km (0.086 R)
• M33: 56,214,093 km (0.115 R)
• M34: 57,345,202 km (0.044 R)
• M35: 74,134,721 km (0.103 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 20,242 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit