🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.56 AU - 0.66 AU

Year: 313 Days

Day: 13.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,153,568 km

• M1: 233,522 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.4

Radius: 11.4

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.7 AU - 0.9 AU

Year: 469 Days

Day: 9.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,153,568 km

• M1: 141,819 km (0.052 R)
• M2: 498,460 km (0.074 R)
• M3: 910,153 km (0.095 R)
• M4: 1,379,741 km (0.103 R)
• M5: 1,896,452 km (0.107 R)
• M6: 2,501,276 km (0.093 R)
• M7: 3,407,540 km (0.062 R)
• M8: 4,207,889 km (0.114 R)
• M9: 5,097,547 km (0.045 R)
• M10: 5,621,140 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.1

Radius: 9.1

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.82 AU - 1.26 AU

Year: 696 Days

Day: 14.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,153,568 km

• M1: 113,246 km (0.046 R)
• M2: 403,765 km (0.103 R)
• M3: 736,919 km (0.108 R)
• M4: 1,157,289 km (0.055 R)
• M5: 1,668,166 km (0.09 R)
• M6: 1,985,762 km (0.041 R)
• M7: 3,066,158 km (0.1 R)
• M8: 3,372,834 km (0.062 R)
• M9: 3,944,297 km (0.096 R)
• M10: 4,386,509 km (0.056 R)
• M11: 4,827,822 km (0.063 R)
• M12: 5,352,462 km (0.103 R)
• M13: 5,799,161 km (0.055 R)
• M14: 6,453,802 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.5

Radius: 9.7

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.31 AU - 1.39 AU

Year: 1029 Days

Day: 11.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 66,153,568 km

• M1: 120,576 km (0.078 R)
• M2: 431,739 km (0.037 R)
• M3: 871,408 km (0.088 R)
• M4: 1,602,492 km (0.074 R)
• M5: 2,151,367 km (0.031 R)
• M6: 2,484,671 km (0.118 R)
• M7: 5,448,504 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.4

Radius: 14.6

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.18 AU - 1.54 AU

Year: 1040 Days

Day: 12.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,153,568 km

• M1: 181,612 km (0.05 R)
• M2: 1,010,384 km (0.09 R)
• M3: 1,567,786 km (0.064 R)
• M4: 2,264,912 km (0.116 R)
• M5: 3,234,156 km (0.087 R)
• M6: 4,034,954 km (0.093 R)
• M7: 5,989,600 km (0.072 R)
• M8: 7,400,607 km (0.114 R)
• M9: 9,286,138 km (0.035 R)
• M10: 10,042,804 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.5

Radius: 12.1

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.01 AU - 2.27 AU

Year: 2054 Days

Day: 13.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,153,568 km

• M1: 154,086 km (0.044 R)
• M2: 614,249 km (0.103 R)
• M3: 1,482,365 km (0.058 R)
• M4: 1,906,176 km (0.105 R)
• M5: 2,990,162 km (0.107 R)
• M6: 3,397,517 km (0.077 R)
• M7: 3,973,619 km (0.097 R)
• M8: 5,093,359 km (0.032 R)
• M9: 5,899,841 km (0.096 R)
• M10: 6,707,669 km (0.116 R)
• M11: 7,382,655 km (0.11 R)
• M12: 8,835,400 km (0.093 R)
• M13: 9,371,110 km (0.117 R)
• M14: 10,251,493 km (0.084 R)
• M15: 10,656,006 km (0.073 R)
• M16: 11,147,734 km (0.061 R)
• M17: 12,714,772 km (0.082 R)
• M18: 13,749,241 km (0.083 R)
• M19: 14,979,235 km (0.098 R)
• M20: 17,345,125 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.6

Radius: 6.7

Gravity: 15.9 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.31 AU - 9.43 AU

Year: 15885 Days

Day: 18 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,153,568 km

• M1: 83,625 km (0.119 R)
• M2: 413,638 km (0.118 R)
• M3: 686,505 km (0.071 R)
• M4: 1,019,659 km (0.085 R)
• M5: 1,472,492 km (0.088 R)
• M6: 1,831,826 km (0.079 R)
• M7: 2,703,084 km (0.069 R)
• M8: 3,089,495 km (0.09 R)
• M9: 4,280,145 km (0.032 R)
• M10: 5,597,055 km (0.07 R)
• M11: 6,855,771 km (0.078 R)
• M12: 8,847,667 km (0.108 R)
• M13: 9,107,967 km (0.06 R)
• M14: 10,778,676 km (0.119 R)
• M15: 11,135,766 km (0.105 R)
• M16: 12,907,903 km (0.081 R)
• M17: 13,243,002 km (0.105 R)
• M18: 14,933,009 km (0.096 R)
• M19: 15,377,016 km (0.036 R)
• M20: 15,753,703 km (0.102 R)
• M21: 18,820,459 km (0.095 R)
• M22: 19,425,732 km (0.119 R)
• M23: 19,865,999 km (0.085 R)
• M24: 20,949,686 km (0.036 R)
• M25: 21,882,429 km (0.107 R)
• M26: 22,842,697 km (0.113 R)
• M27: 26,424,818 km (0.08 R)
• M28: 30,482,212 km (0.077 R)
• M29: 32,166,235 km (0.094 R)
• M30: 34,421,273 km (0.106 R)
• M31: 41,378,921 km (0.111 R)
• M32: 52,885,241 km (0.112 R)
• M33: 53,227,371 km (0.116 R)
• M34: 54,960,163 km (0.047 R)
• M35: 57,268,608 km (0.112 R)
• M36: 59,271,724 km (0.089 R)
• M37: 63,417,230 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 17,985 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit