🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.59 AU - 0.61 AU

Year: 305 Days

Day: 17.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.63 AU - 0.63 AU

Year: 328 Days

Day: 17.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.8

Radius: 13.8

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.62 AU - 0.8 AU

Year: 392 Days

Day: 9.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 75,446,850 km

• M1: 172,636 km (0.097 R)
• M2: 620,831 km (0.082 R)
• M3: 1,374,056 km (0.111 R)
• M4: 1,807,741 km (0.044 R)
• M5: 2,334,774 km (0.109 R)
• M6: 3,212,764 km (0.114 R)
• M7: 3,647,196 km (0.054 R)
• M8: 4,236,163 km (0.102 R)
• M9: 4,988,939 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.2

Radius: 8

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.56 AU - 2.22 AU

Year: 1705 Days

Day: 9.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,446,850 km

• M1: 99,483 km (0.083 R)
• M2: 386,860 km (0.114 R)
• M3: 702,811 km (0.09 R)
• M4: 1,177,036 km (0.102 R)
• M5: 1,505,104 km (0.074 R)
• M6: 3,080,519 km (0.073 R)
• M7: 4,289,121 km (0.093 R)
• M8: 4,600,434 km (0.091 R)
• M9: 6,952,711 km (0.071 R)
• M10: 8,446,745 km (0.054 R)
• M11: 9,157,484 km (0.101 R)
• M12: 10,627,283 km (0.106 R)
• M13: 11,492,108 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.6

Radius: 13.8

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.68 AU - 5.32 AU

Year: 6262 Days

Day: 12.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,446,850 km

• M1: 172,636 km (0.11 R)
• M2: 647,609 km (0.088 R)
• M3: 1,125,874 km (0.095 R)
• M4: 2,043,058 km (0.108 R)
• M5: 2,848,493 km (0.047 R)
• M6: 3,784,826 km (0.067 R)
• M7: 4,338,488 km (0.109 R)
• M8: 5,898,345 km (0.109 R)
• M9: 7,341,516 km (0.077 R)
• M10: 8,045,074 km (0.075 R)
• M11: 8,878,933 km (0.032 R)
• M12: 10,916,755 km (0.064 R)
• M13: 12,204,793 km (0.104 R)
• M14: 12,637,729 km (0.12 R)
• M15: 15,707,328 km (0.065 R)
• M16: 17,826,082 km (0.117 R)
• M17: 19,243,522 km (0.114 R)
• M18: 20,204,389 km (0.043 R)
• M19: 22,061,946 km (0.109 R)
• M20: 23,196,795 km (0.095 R)
• M21: 24,200,148 km (0.106 R)
• M22: 24,798,689 km (0.069 R)
• M23: 25,670,845 km (0.107 R)
• M24: 30,341,739 km (0.063 R)
• M25: 30,837,955 km (0.049 R)
• M26: 32,051,045 km (0.092 R)
• M27: 37,222,942 km (0.095 R)
• M28: 37,791,863 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.1

Radius: 14

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.14 AU - 6.7 AU

Year: 8278 Days

Day: 7.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 75,446,850 km

• M1: 174,132 km (0.117 R)
• M2: 623,374 km (0.039 R)
• M3: 1,067,830 km (0.093 R)
• M4: 1,606,083 km (0.081 R)
• M5: 2,309,193 km (0.049 R)
• M6: 2,809,747 km (0.112 R)
• M7: 4,907,259 km (0.038 R)
• M8: 6,000,371 km (0.055 R)
• M9: 7,664,497 km (0.094 R)
• M10: 10,354,417 km (0.093 R)
• M11: 10,881,749 km (0.101 R)
• M12: 12,734,220 km (0.11 R)
• M13: 13,792,774 km (0.086 R)
• M14: 16,404,454 km (0.096 R)
• M15: 17,388,509 km (0.05 R)
• M16: 18,550,884 km (0.106 R)
• M17: 19,691,717 km (0.113 R)
• M18: 20,954,473 km (0.116 R)
• M19: 21,412,841 km (0.114 R)
• M20: 21,956,031 km (0.087 R)
• M21: 26,196,083 km (0.11 R)
• M22: 28,741,940 km (0.086 R)
• M23: 31,448,614 km (0.101 R)
• M24: 32,659,160 km (0.044 R)
• M25: 33,900,523 km (0.108 R)
• M26: 35,821,210 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583.2

Radius: 6.3

Gravity: 14.69 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 8.57 AU - 11.85 AU

Year: 21402 Days

Day: 23.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,446,850 km

• M1: 87,814 km (0.091 R)
• M2: 348,264 km (0.041 R)
• M3: 1,480,869 km (0.051 R)
• M4: 2,665,535 km (0.117 R)
• M5: 4,583,679 km (0.091 R)
• M6: 5,197,180 km (0.112 R)
• M7: 5,904,927 km (0.111 R)
• M8: 6,411,316 km (0.11 R)
• M9: 8,518,103 km (0.115 R)
• M10: 10,614,717 km (0.118 R)
• M11: 11,749,417 km (0.075 R)
• M12: 13,744,304 km (0.091 R)
• M13: 15,954,314 km (0.101 R)
• M14: 21,845,179 km (0.101 R)
• M15: 22,746,356 km (0.097 R)
• M16: 23,052,284 km (0.092 R)
• M17: 23,776,637 km (0.116 R)
• M18: 25,708,843 km (0.095 R)
• M19: 27,512,096 km (0.096 R)
• M20: 34,486,498 km (0.113 R)
• M21: 43,173,048 km (0.113 R)
• M22: 46,691,590 km (0.091 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 16,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit