🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.49 AU - 0.57 AU

Year: 245 Days

Day: 36.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,959,796 km

• M1: 562,488 km (0.094 R)
• M2: 617,390 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.2

Radius: 12.4

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.74 AU - 1.18 AU

Year: 598 Days

Day: 11.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,959,796 km

• M1: 154,235 km (0.094 R)
• M2: 854,353 km (0.092 R)
• M3: 1,330,523 km (0.116 R)
• M4: 1,728,753 km (0.066 R)
• M5: 2,604,499 km (0.115 R)
• M6: 3,048,805 km (0.115 R)
• M7: 3,497,598 km (0.028 R)
• M8: 3,990,523 km (0.119 R)
• M9: 4,393,689 km (0.112 R)
• M10: 4,824,382 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.1

Radius: 8.1

Gravity: 13.09 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.19 AU - 1.77 AU

Year: 1145 Days

Day: 10.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,959,796 km

• M1: 100,829 km (0.097 R)
• M2: 404,812 km (0.063 R)
• M3: 712,983 km (0.117 R)
• M4: 1,028,485 km (0.076 R)
• M5: 1,620,594 km (0.057 R)
• M6: 1,910,365 km (0.091 R)
• M7: 2,315,625 km (0.114 R)
• M8: 3,037,435 km (0.086 R)
• M9: 4,537,154 km (0.116 R)
• M10: 4,880,331 km (0.066 R)
• M11: 5,220,068 km (0.113 R)
• M12: 5,902,833 km (0.12 R)
• M13: 6,196,643 km (0.046 R)
• M14: 6,595,621 km (0.082 R)
• M15: 7,036,635 km (0.095 R)
• M16: 7,315,635 km (0.112 R)
• M17: 8,450,036 km (0.113 R)
• M18: 8,765,687 km (0.056 R)
• M19: 9,980,123 km (0.106 R)
• M20: 10,496,086 km (0.118 R)
• M21: 10,760,575 km (0.07 R)
• M22: 11,234,351 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.5

Radius: 12.6

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.48 AU - 1.9 AU

Year: 1397 Days

Day: 9.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,959,796 km

• M1: 161,715 km (0.106 R)
• M2: 621,579 km (0.071 R)
• M3: 1,095,804 km (0.097 R)
• M4: 1,657,544 km (0.108 R)
• M5: 2,074,174 km (0.115 R)
• M6: 2,535,534 km (0.08 R)
• M7: 3,326,159 km (0.077 R)
• M8: 3,910,638 km (0.111 R)
• M9: 5,711,048 km (0.086 R)
• M10: 7,530,158 km (0.085 R)
• M11: 12,550,364 km (0.053 R)
• M12: 13,026,085 km (0.037 R)
• M13: 13,929,357 km (0.108 R)
• M14: 14,525,504 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.3

Radius: 12

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.63 AU - 2.21 AU

Year: 1692 Days

Day: 14.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,959,796 km

• M1: 149,299 km (0.051 R)
• M2: 645,216 km (0.111 R)
• M3: 1,285,046 km (0.095 R)
• M4: 1,785,151 km (0.04 R)
• M5: 2,781,174 km (0.106 R)
• M6: 5,691,601 km (0.087 R)
• M7: 6,533,837 km (0.101 R)
• M8: 7,082,861 km (0.068 R)
• M9: 7,977,306 km (0.107 R)
• M10: 8,802,638 km (0.113 R)
• M11: 9,928,661 km (0.049 R)
• M12: 11,485,526 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.7

Radius: 10.2

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.74 AU - 2.84 AU

Year: 2963 Days

Day: 12.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,959,796 km

• M1: 127,158 km (0.116 R)
• M2: 582,684 km (0.057 R)
• M3: 1,986,959 km (0.064 R)
• M4: 4,602,977 km (0.083 R)
• M5: 5,619,046 km (0.113 R)
• M6: 6,673,860 km (0.089 R)
• M7: 10,382,391 km (0.091 R)
• M8: 10,772,692 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343

Radius: 9.7

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.71 AU - 3.81 AU

Year: 3742 Days

Day: 8.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,959,796 km

• M1: 120,725 km (0.046 R)
• M2: 672,592 km (0.11 R)
• M3: 1,068,129 km (0.101 R)
• M4: 2,199,687 km (0.061 R)
• M5: 2,757,538 km (0.053 R)
• M6: 3,443,145 km (0.094 R)
• M7: 3,778,244 km (0.114 R)
• M8: 4,135,035 km (0.104 R)
• M9: 4,449,639 km (0.093 R)
• M10: 4,940,170 km (0.098 R)
• M11: 5,319,251 km (0.077 R)
• M12: 6,659,200 km (0.069 R)
• M13: 7,004,771 km (0.11 R)
• M14: 7,826,362 km (0.116 R)
• M15: 10,639,101 km (0.111 R)
• M16: 11,032,544 km (0.056 R)
• M17: 12,185,943 km (0.118 R)
• M18: 12,748,132 km (0.088 R)
• M19: 13,463,509 km (0.11 R)
• M20: 13,970,796 km (0.064 R)
• M21: 14,538,519 km (0.068 R)
• M22: 16,076,834 km (0.052 R)
• M23: 17,830,421 km (0.102 R)
• M24: 18,330,077 km (0.1 R)
• M25: 18,725,165 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.1

Radius: 10.4

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.05 AU - 6.09 AU

Year: 8358 Days

Day: 11.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,959,796 km

• M1: 129,851 km (0.116 R)
• M2: 536,907 km (0.046 R)
• M3: 1,338,751 km (0.083 R)
• M4: 3,428,334 km (0.04 R)
• M5: 6,318,416 km (0.088 R)
• M6: 7,311,895 km (0.117 R)
• M7: 9,143,721 km (0.119 R)
• M8: 11,046,606 km (0.111 R)
• M9: 12,391,042 km (0.111 R)
• M10: 14,975,196 km (0.106 R)
• M11: 20,851,699 km (0.085 R)
• M12: 22,547,541 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.8

Radius: 7.2

Gravity: 15.35 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 7.57 AU - 10.11 AU

Year: 16711 Days

Day: 22.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,959,796 km

• M1: 92,302 km (0.092 R)
• M2: 560,394 km (0.116 R)
• M3: 803,789 km (0.092 R)
• M4: 1,484,460 km (0.107 R)
• M5: 2,730,161 km (0.098 R)
• M6: 3,423,697 km (0.088 R)
• M7: 4,229,132 km (0.062 R)
• M8: 5,529,885 km (0.096 R)
• M9: 6,547,600 km (0.033 R)
• M10: 7,032,895 km (0.117 R)
• M11: 7,541,827 km (0.109 R)
• M12: 7,829,653 km (0.08 R)
• M13: 9,108,715 km (0.116 R)
• M14: 9,380,385 km (0.109 R)
• M15: 12,602,274 km (0.107 R)
• M16: 13,492,531 km (0.106 R)
• M17: 15,628,340 km (0.11 R)
• M18: 17,061,787 km (0.106 R)
• M19: 18,150,111 km (0.076 R)
• M20: 18,580,804 km (0.113 R)
• M21: 19,552,292 km (0.045 R)
• M22: 28,114,975 km (0.119 R)
• M23: 29,041,285 km (0.069 R)
• M24: 33,591,903 km (0.078 R)
• M25: 38,454,731 km (0.112 R)
• M26: 43,001,160 km (0.067 R)
• M27: 55,095,549 km (0.107 R)
• M28: 58,953,230 km (0.065 R)
• M29: 69,272,491 km (0.118 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 16,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit