🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.44 AU - 0.56 AU

Year: 155 Days

Day: 32.6 Hours

Environment

Temp: 46 °C

Axial Tilt: 5.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,537,844 km

• M1: 458,817 km (0.038 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.49 AU - 0.53 AU

Year: 160 Days

Day: 35.8 Hours

Environment

Temp: 28 °C

Axial Tilt: 20.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.5

Radius: 14.9

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.17 AU - 2.97 AU

Year: 1812 Days

Day: 14.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,537,844 km

• M1: 185,352 km (0.049 R)
• M2: 689,197 km (0.092 R)
• M3: 1,220,719 km (0.059 R)
• M4: 1,686,716 km (0.089 R)
• M5: 2,216,292 km (0.062 R)
• M6: 3,331,545 km (0.057 R)
• M7: 3,841,374 km (0.095 R)
• M8: 4,309,017 km (0.109 R)
• M9: 6,857,566 km (0.098 R)
• M10: 7,386,993 km (0.067 R)
• M11: 8,498,206 km (0.098 R)
• M12: 10,698,941 km (0.115 R)
• M13: 12,007,174 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229

Radius: 12.8

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.54 AU - 2.67 AU

Year: 1843 Days

Day: 12 Hours

Environment

Temp: -133 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,537,844 km

• M1: 159,172 km (0.035 R)
• M2: 732,581 km (0.045 R)
• M3: 1,340,547 km (0.072 R)
• M4: 1,775,727 km (0.078 R)
• M5: 2,521,771 km (0.099 R)
• M6: 3,115,226 km (0.119 R)
• M7: 3,541,580 km (0.074 R)
• M8: 4,023,435 km (0.077 R)
• M9: 4,746,292 km (0.113 R)
• M10: 5,274,971 km (0.108 R)
• M11: 5,969,853 km (0.099 R)
• M12: 6,771,398 km (0.102 R)
• M13: 7,517,891 km (0.101 R)
• M14: 8,345,317 km (0.108 R)
• M15: 9,728,948 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.8

Radius: 8.1

Gravity: 15.15 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.77 AU - 4.89 AU

Year: 3962 Days

Day: 14.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,537,844 km

• M1: 100,829 km (0.116 R)
• M2: 474,524 km (0.033 R)
• M3: 1,139,487 km (0.058 R)
• M4: 1,778,419 km (0.07 R)
• M5: 2,052,932 km (0.111 R)
• M6: 2,654,016 km (0.092 R)
• M7: 3,033,695 km (0.107 R)
• M8: 4,297,648 km (0.068 R)
• M9: 5,733,488 km (0.033 R)
• M10: 6,276,229 km (0.081 R)
• M11: 7,290,951 km (0.071 R)
• M12: 7,640,412 km (0.08 R)
• M13: 8,260,346 km (0.067 R)
• M14: 9,032,121 km (0.107 R)
• M15: 9,558,855 km (0.059 R)
• M16: 12,704,599 km (0.077 R)
• M17: 13,890,312 km (0.117 R)
• M18: 17,266,736 km (0.093 R)
• M19: 18,268,892 km (0.077 R)
• M20: 19,243,223 km (0.089 R)
• M21: 22,300,555 km (0.063 R)
• M22: 23,867,891 km (0.09 R)
• M23: 24,874,236 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.9

Radius: 8.2

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.26 AU - 5.22 AU

Year: 4538 Days

Day: 6 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,537,844 km

• M1: 103,522 km (0.115 R)
• M2: 644,617 km (0.113 R)
• M3: 1,483,263 km (0.086 R)
• M4: 1,976,038 km (0.087 R)
• M5: 2,389,377 km (0.111 R)
• M6: 3,390,037 km (0.114 R)
• M7: 3,824,021 km (0.103 R)
• M8: 4,776,959 km (0.072 R)
• M9: 6,804,310 km (0.087 R)
• M10: 7,567,558 km (0.102 R)
• M11: 8,271,715 km (0.115 R)
• M12: 9,181,569 km (0.078 R)
• M13: 10,466,615 km (0.109 R)
• M14: 11,059,322 km (0.108 R)
• M15: 11,674,019 km (0.085 R)
• M16: 12,162,157 km (0.061 R)
• M17: 13,708,850 km (0.111 R)
• M18: 14,866,588 km (0.111 R)
• M19: 18,996,087 km (0.081 R)
• M20: 28,106,598 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.5

Radius: 10.7

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.58 AU - 6.66 AU

Year: 5858 Days

Day: 7.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,537,844 km

• M1: 166,802 km (0.089 R)
• M2: 899,233 km (0.108 R)
• M3: 1,386,623 km (0.097 R)
• M4: 1,751,941 km (0.072 R)
• M5: 2,341,207 km (0.12 R)
• M6: 3,218,149 km (0.09 R)
• M7: 4,276,255 km (0.095 R)
• M8: 5,176,535 km (0.103 R)
• M9: 6,071,579 km (0.116 R)
• M10: 7,640,412 km (0.11 R)
• M11: 12,562,332 km (0.069 R)
• M12: 13,190,643 km (0.104 R)
• M13: 13,675,639 km (0.077 R)
• M14: 15,855,280 km (0.074 R)
• M15: 18,995,638 km (0.091 R)
• M16: 32,395,718 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.9

Radius: 9.4

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.35 AU - 9.47 AU

Year: 10724 Days

Day: 14.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,537,844 km

• M1: 117,285 km (0.106 R)
• M2: 442,361 km (0.11 R)
• M3: 2,449,964 km (0.081 R)
• M4: 4,330,110 km (0.113 R)
• M5: 5,185,212 km (0.117 R)
• M6: 5,670,956 km (0.114 R)
• M7: 12,452,527 km (0.039 R)
• M8: 14,169,910 km (0.08 R)
• M9: 19,023,164 km (0.119 R)
• M10: 19,512,798 km (0.069 R)
• M11: 26,768,145 km (0.107 R)
• M12: 28,323,365 km (0.101 R)
• M13: 29,937,825 km (0.119 R)
• M14: 32,299,975 km (0.067 R)
• M15: 40,663,693 km (0.067 R)
• M16: 43,696,491 km (0.111 R)
• M17: 44,549,199 km (0.063 R)
• M18: 44,979,592 km (0.058 R)
• M19: 46,434,431 km (0.099 R)
• M20: 47,322,294 km (0.087 R)
• M21: 54,019,492 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.4

Radius: 5

Gravity: 15.74 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 15.1 AU - 15.74 AU

Year: 26625 Days

Day: 22.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,537,844 km

• M1: 102,774 km (0.066 R)
• M2: 290,519 km (0.084 R)
• M3: 465,100 km (0.091 R)
• M4: 2,085,993 km (0.093 R)
• M5: 4,426,451 km (0.118 R)
• M6: 7,506,073 km (0.094 R)
• M7: 8,258,251 km (0.094 R)
• M8: 8,519,748 km (0.092 R)
• M9: 11,447,678 km (0.097 R)
• M10: 16,913,535 km (0.1 R)
• M11: 22,552,178 km (0.047 R)
• M12: 23,582,010 km (0.103 R)
• M13: 29,690,390 km (0.089 R)
• M14: 30,926,517 km (0.096 R)
• M15: 37,624,612 km (0.055 R)
• M16: 40,105,394 km (0.032 R)
• M17: 43,948,264 km (0.104 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 18,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit