🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.49 AU - 0.69 AU

Year: 195 Days

Day: 26 Hours

Environment

Temp: 13 °C

Axial Tilt: 10.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.6 AU - 0.72 AU

Year: 231 Days

Day: 26.8 Hours

Environment

Temp: 20 °C

Axial Tilt: 11.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 75,101,434 km

• M1: 181,761 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.2 AU - 1.22 AU

Year: 573 Days

Day: 14.4 Hours

Environment

Temp: -70 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.05 AU - 3.09 AU

Year: 1773 Days

Day: 18.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61

Radius: 13.1

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.88 AU - 3.22 AU

Year: 2293 Days

Day: 7.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,101,434 km

• M1: 182,210 km (0.117 R)
• M2: 647,011 km (0.114 R)
• M3: 1,406,818 km (0.045 R)
• M4: 2,493,946 km (0.071 R)
• M5: 3,119,564 km (0.108 R)
• M6: 4,110,052 km (0.1 R)
• M7: 4,869,111 km (0.107 R)
• M8: 5,552,923 km (0.102 R)
• M9: 5,985,710 km (0.034 R)
• M10: 6,440,936 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.4

Radius: 12.8

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.81 AU - 4.69 AU

Year: 3771 Days

Day: 14.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,101,434 km

• M1: 159,172 km (0.07 R)
• M2: 644,916 km (0.114 R)
• M3: 1,116,299 km (0.098 R)
• M4: 1,624,483 km (0.107 R)
• M5: 2,388,330 km (0.103 R)
• M6: 4,444,104 km (0.103 R)
• M7: 5,269,735 km (0.077 R)
• M8: 5,719,725 km (0.118 R)
• M9: 6,252,892 km (0.108 R)
• M10: 7,682,748 km (0.118 R)
• M11: 8,546,078 km (0.11 R)
• M12: 9,020,004 km (0.066 R)
• M13: 10,181,182 km (0.108 R)
• M14: 16,948,691 km (0.118 R)
• M15: 17,581,789 km (0.089 R)
• M16: 17,992,884 km (0.105 R)
• M17: 19,079,413 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889

Radius: 12.2

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.68 AU - 8.54 AU

Year: 8161 Days

Day: 9.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,101,434 km

• M1: 152,590 km (0.118 R)
• M2: 549,473 km (0.025 R)
• M3: 1,273,078 km (0.095 R)
• M4: 2,346,443 km (0.109 R)
• M5: 2,809,897 km (0.039 R)
• M6: 4,001,743 km (0.109 R)
• M7: 4,906,661 km (0.106 R)
• M8: 5,311,323 km (0.116 R)
• M9: 5,977,632 km (0.1 R)
• M10: 8,984,848 km (0.059 R)
• M11: 9,593,263 km (0.079 R)
• M12: 10,997,239 km (0.119 R)
• M13: 11,803,721 km (0.059 R)
• M14: 12,649,098 km (0.119 R)
• M15: 14,523,709 km (0.111 R)
• M16: 16,577,239 km (0.057 R)
• M17: 17,137,034 km (0.102 R)
• M18: 17,565,333 km (0.107 R)
• M19: 18,147,269 km (0.09 R)
• M20: 18,817,467 km (0.106 R)
• M21: 19,426,779 km (0.062 R)
• M22: 20,445,242 km (0.11 R)
• M23: 31,269,246 km (0.106 R)
• M24: 33,882,272 km (0.101 R)
• M25: 35,356,858 km (0.057 R)
• M26: 39,045,044 km (0.089 R)
• M27: 40,918,758 km (0.12 R)
• M28: 42,330,213 km (0.049 R)
• M29: 43,113,658 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.9

Radius: 3.5

Gravity: 78.69 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.85 AU - 11.87 AU

Year: 15405 Days

Day: 22.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 75,101,434 km

• M1: 43,533 km (0.055 R)
• M2: 170,392 km (0.093 R)
• M3: 280,346 km (0.12 R)
• M4: 735,423 km (0.116 R)
• M5: 926,160 km (0.096 R)
• M6: 1,083,687 km (0.077 R)
• M7: 1,259,016 km (0.043 R)
• M8: 2,524,314 km (0.084 R)
• M9: 3,641,063 km (0.12 R)
• M10: 4,695,129 km (0.11 R)
• M11: 5,386,421 km (0.034 R)
• M12: 5,896,849 km (0.102 R)
• M13: 6,611,927 km (0.06 R)
• M14: 6,832,733 km (0.082 R)
• M15: 7,012,999 km (0.095 R)
• M16: 11,318,425 km (0.093 R)
• M17: 11,891,535 km (0.083 R)
• M18: 13,655,892 km (0.068 R)
• M19: 14,525,953 km (0.115 R)
• M20: 15,664,842 km (0.068 R)
• M21: 15,821,022 km (0.087 R)
• M22: 22,359,646 km (0.098 R)
• M23: 24,708,632 km (0.102 R)
• M24: 25,026,677 km (0.102 R)
• M25: 27,329,736 km (0.105 R)
• M26: 27,556,227 km (0.12 R)
• M27: 33,892,146 km (0.078 R)
• M28: 39,957,890 km (0.106 R)
• M29: 46,869,611 km (0.116 R)
• M30: 54,895,537 km (0.074 R)
• M31: 58,947,994 km (0.1 R)
• M32: 60,469,703 km (0.041 R)
• M33: 61,627,890 km (0.11 R)
• M34: 62,408,342 km (0.088 R)
• M35: 63,195,227 km (0.116 R)
• M36: 66,205,136 km (0.073 R)
• M37: 67,435,429 km (0.104 R)
• M38: 71,217,413 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 335.7

Radius: 4.9

Gravity: 13.98 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 16.03 AU - 16.33 AU

Year: 28015 Days

Day: 23.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 75,101,434 km

• M1: 60,886 km (0.114 R)
• M2: 275,858 km (0.033 R)
• M3: 528,380 km (0.101 R)
• M4: 827,725 km (0.084 R)
• M5: 1,047,335 km (0.106 R)
• M6: 1,290,581 km (0.09 R)
• M7: 1,473,240 km (0.049 R)
• M8: 1,655,899 km (0.037 R)
• M9: 2,496,938 km (0.116 R)
• M10: 3,446,585 km (0.117 R)
• M11: 3,770,315 km (0.093 R)
• M12: 4,581,136 km (0.081 R)
• M13: 5,308,929 km (0.104 R)
• M14: 5,541,554 km (0.116 R)
• M15: 6,584,849 km (0.061 R)
• M16: 6,808,199 km (0.101 R)
• M17: 12,141,662 km (0.03 R)
• M18: 13,028,628 km (0.105 R)
• M19: 13,380,931 km (0.073 R)
• M20: 14,551,235 km (0.112 R)
• M21: 15,161,295 km (0.109 R)
• M22: 15,788,260 km (0.087 R)
• M23: 16,926,700 km (0.088 R)
• M24: 17,601,237 km (0.078 R)
• M25: 19,365,744 km (0.118 R)
• M26: 21,341,931 km (0.106 R)
• M27: 22,630,268 km (0.116 R)
• M28: 23,969,768 km (0.117 R)
• M29: 25,689,694 km (0.063 R)
• M30: 27,605,445 km (0.076 R)
• M31: 30,223,258 km (0.062 R)
• M32: 38,194,281 km (0.108 R)
• M33: 38,915,492 km (0.08 R)
• M34: 42,968,099 km (0.082 R)
• M35: 47,624,632 km (0.089 R)
• M36: 49,305,065 km (0.111 R)
• M37: 58,876,037 km (0.102 R)
• M38: 61,793,495 km (0.099 R)
• M39: 66,244,780 km (0.068 R)
• M40: 73,758,781 km (0.112 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: 440 - 14,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit