🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.76 AU - 1.02 AU

Year: 375 Days

Day: 23.4 Hours

Environment

Temp: -54 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,960,902 km

• M1: 42,336 km (0.102 R)

Asteroid Belt

Center: 1.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.16 AU - 2.36 AU

Year: 1516 Days

Day: 47.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.2

Radius: 9.6

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.23 AU - 4.53 AU

Year: 4090 Days

Day: 8.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 16,960,902 km

• M1: 133,591 km (0.108 R)
• M2: 475,272 km (0.099 R)
• M3: 791,971 km (0.065 R)
• M4: 1,133,653 km (0.08 R)
• M5: 1,495,829 km (0.102 R)
• M6: 2,260,125 km (0.097 R)
• M7: 2,984,926 km (0.084 R)
• M8: 4,376,635 km (0.065 R)
• M9: 6,040,313 km (0.095 R)
• M10: 6,553,733 km (0.113 R)
• M11: 7,947,088 km (0.098 R)
• M12: 8,415,927 km (0.051 R)
• M13: 9,408,958 km (0.068 R)
• M14: 9,851,917 km (0.109 R)
• M15: 11,130,979 km (0.037 R)
• M16: 14,434,549 km (0.115 R)
• M17: 15,187,924 km (0.12 R)
• M18: 16,137,571 km (0.072 R)
• M19: 18,652,910 km (0.112 R)
• M20: 20,669,489 km (0.04 R)
• M21: 21,418,825 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.1

Radius: 10.7

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.2 AU - 4.78 AU

Year: 4245 Days

Day: 14.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 16,960,902 km

• M1: 139,575 km (0.094 R)
• M2: 576,849 km (0.066 R)
• M3: 965,505 km (0.119 R)
• M4: 1,550,582 km (0.075 R)
• M5: 1,899,594 km (0.106 R)
• M6: 2,542,416 km (0.119 R)
• M7: 3,250,163 km (0.119 R)
• M8: 3,715,562 km (0.075 R)
• M9: 4,368,557 km (0.065 R)
• M10: 4,936,730 km (0.073 R)
• M11: 5,792,430 km (0.106 R)
• M12: 6,622,698 km (0.052 R)
• M13: 9,255,471 km (0.091 R)
• M14: 10,686,673 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293

Radius: 9.9

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.86 AU - 5.04 AU

Year: 4914 Days

Day: 14.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,960,902 km

• M1: 123,418 km (0.092 R)
• M2: 525,388 km (0.116 R)
• M3: 876,793 km (0.079 R)
• M4: 1,576,163 km (0.084 R)
• M5: 2,271,943 km (0.113 R)
• M6: 3,625,654 km (0.091 R)
• M7: 5,200,022 km (0.064 R)
• M8: 5,769,391 km (0.091 R)
• M9: 9,371,858 km (0.12 R)
• M10: 10,136,901 km (0.116 R)
• M11: 11,361,809 km (0.079 R)
• M12: 13,475,327 km (0.034 R)
• M13: 16,051,403 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.4

Radius: 8.4

Gravity: 14.02 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.32 AU - 5.58 AU

Year: 4914 Days

Day: 11.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 16,960,902 km

• M1: 104,868 km (0.113 R)
• M2: 605,273 km (0.097 R)
• M3: 883,076 km (0.093 R)
• M4: 1,280,558 km (0.113 R)
• M5: 1,571,526 km (0.115 R)
• M6: 2,009,099 km (0.06 R)
• M7: 2,405,833 km (0.081 R)
• M8: 3,486,528 km (0.063 R)
• M9: 3,941,904 km (0.079 R)
• M10: 4,283,885 km (0.095 R)
• M11: 6,366,736 km (0.084 R)
• M12: 7,083,310 km (0.05 R)
• M13: 8,082,474 km (0.105 R)
• M14: 8,555,502 km (0.102 R)
• M15: 9,643,827 km (0.105 R)
• M16: 10,086,038 km (0.1 R)
• M17: 11,396,515 km (0.079 R)
• M18: 11,691,522 km (0.095 R)
• M19: 12,503,240 km (0.081 R)
• M20: 13,189,895 km (0.117 R)
• M21: 14,580,856 km (0.084 R)
• M22: 15,045,955 km (0.093 R)
• M23: 16,252,013 km (0.117 R)
• M24: 17,197,921 km (0.116 R)
• M25: 18,180,031 km (0.052 R)
• M26: 18,448,110 km (0.04 R)
• M27: 18,787,099 km (0.091 R)
• M28: 22,871,420 km (0.107 R)
• M29: 23,341,307 km (0.092 R)
• M30: 24,872,142 km (0.096 R)
• M31: 25,619,982 km (0.081 R)
• M32: 28,762,435 km (0.089 R)
• M33: 30,520,359 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.8

Radius: 10.9

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.63 AU - 5.99 AU

Year: 5460 Days

Day: 11.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 16,960,902 km

• M1: 135,536 km (0.106 R)
• M2: 589,864 km (0.103 R)
• M3: 967,300 km (0.093 R)
• M4: 2,066,994 km (0.101 R)
• M5: 2,683,187 km (0.068 R)
• M6: 3,138,115 km (0.119 R)
• M7: 4,302,734 km (0.061 R)
• M8: 5,264,349 km (0.111 R)
• M9: 6,816,277 km (0.12 R)
• M10: 7,521,482 km (0.09 R)
• M11: 10,762,968 km (0.088 R)
• M12: 12,077,036 km (0.094 R)
• M13: 14,606,736 km (0.072 R)
• M14: 15,491,608 km (0.102 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 18,057 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit