🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.54 AU - 0.86 AU

Year: 206 Days

Day: 42.1 Hours

Environment

Temp: 143 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 37,235,773 km

• M1: 27,676 km (0.108 R)
• M2: 95,294 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.06 AU - 1.38 AU

Year: 474 Days

Day: 20.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1 AU - 1.62 AU

Year: 527 Days

Day: 39.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 37,235,773 km

• M1: 30,668 km (0.067 R)
• M2: 451,636 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.47 AU - 2.11 AU

Year: 842 Days

Day: 47.5 Hours

Environment

Temp: -35 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.2

Radius: 14.7

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 6.19 AU - 6.39 AU

Year: 5544 Days

Day: 14.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,235,773 km

• M1: 197,918 km (0.033 R)
• M2: 706,850 km (0.08 R)
• M3: 1,250,489 km (0.075 R)
• M4: 1,737,878 km (0.102 R)
• M5: 2,291,540 km (0.117 R)
• M6: 4,108,855 km (0.066 R)
• M7: 6,987,417 km (0.1 R)
• M8: 15,126,738 km (0.051 R)
• M9: 18,270,986 km (0.112 R)
• M10: 19,615,273 km (0.12 R)
• M11: 21,606,869 km (0.095 R)
• M12: 23,186,772 km (0.062 R)
• M13: 30,652,155 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.7

Radius: 11.7

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.96 AU - 8.52 AU

Year: 7568 Days

Day: 11.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,235,773 km

• M1: 145,559 km (0.111 R)
• M2: 542,442 km (0.1 R)
• M3: 911,949 km (0.1 R)
• M4: 1,409,511 km (0.089 R)
• M5: 1,941,332 km (0.093 R)
• M6: 3,098,022 km (0.058 R)
• M7: 3,852,594 km (0.109 R)
• M8: 5,929,012 km (0.049 R)
• M9: 6,348,634 km (0.032 R)
• M10: 7,445,486 km (0.113 R)
• M11: 9,532,526 km (0.118 R)
• M12: 10,257,926 km (0.064 R)
• M13: 12,205,241 km (0.052 R)
• M14: 12,599,731 km (0.107 R)
• M15: 13,533,371 km (0.116 R)
• M16: 14,263,409 km (0.102 R)
• M17: 16,271,312 km (0.061 R)
• M18: 17,307,726 km (0.118 R)
• M19: 18,387,523 km (0.101 R)
• M20: 19,283,315 km (0.073 R)
• M21: 20,681,158 km (0.099 R)
• M22: 23,331,434 km (0.073 R)
• M23: 25,737,416 km (0.057 R)
• M24: 28,402,502 km (0.051 R)
• M25: 31,246,507 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.5

Radius: 11.9

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 9.42 AU - 11.52 AU

Year: 11907 Days

Day: 8.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,235,773 km

• M1: 162,164 km (0.118 R)
• M2: 845,826 km (0.089 R)
• M3: 1,274,873 km (0.039 R)
• M4: 5,840,600 km (0.115 R)
• M5: 6,527,553 km (0.065 R)
• M6: 10,197,788 km (0.075 R)
• M7: 12,999,008 km (0.108 R)
• M8: 13,446,605 km (0.092 R)
• M9: 14,440,234 km (0.071 R)
• M10: 15,059,569 km (0.099 R)
• M11: 17,950,249 km (0.079 R)
• M12: 18,345,935 km (0.105 R)
• M13: 20,326,461 km (0.088 R)
• M14: 20,756,405 km (0.114 R)
• M15: 27,327,043 km (0.058 R)
• M16: 28,595,932 km (0.102 R)
• M17: 54,420,564 km (0.092 R)
• M18: 55,417,484 km (0.042 R)
• M19: 56,765,361 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.3

Radius: 4.7

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 12.68 AU - 17.96 AU

Year: 21075 Days

Day: 18.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,235,773 km

• M1: 62,083 km (0.052 R)
• M2: 696,976 km (0.059 R)
• M3: 1,431,203 km (0.079 R)
• M4: 2,297,823 km (0.03 R)
• M5: 5,166,213 km (0.118 R)
• M6: 5,562,049 km (0.101 R)
• M7: 6,448,416 km (0.041 R)
• M8: 7,539,583 km (0.088 R)
• M9: 10,505,660 km (0.12 R)
• M10: 12,060,431 km (0.107 R)
• M11: 16,378,424 km (0.063 R)
• M12: 18,879,850 km (0.108 R)
• M13: 22,014,972 km (0.117 R)
• M14: 22,489,497 km (0.083 R)
• M15: 24,120,113 km (0.047 R)
• M16: 31,933,311 km (0.119 R)
• M17: 33,675,378 km (0.071 R)
• M18: 36,240,982 km (0.039 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 18,414 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit