🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.45 AU - 0.61 AU

Year: 168 Days

Day: 22.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 27.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.84 AU - 0.88 AU

Year: 348 Days

Day: 40.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,907,567 km

• M1: 41,887 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.56 AU - 2.2 AU

Year: 1125 Days

Day: 32.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.53 AU - 2.59 AU

Year: 1788 Days

Day: 16.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,907,567 km

• M1: 164,408 km (0.07 R)
• M2: 255,962 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.9

Radius: 11.2

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.36 AU - 3.64 AU

Year: 2268 Days

Day: 7.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,907,567 km

• M1: 142,268 km (0.11 R)
• M2: 534,962 km (0.076 R)
• M3: 987,645 km (0.086 R)
• M4: 1,469,949 km (0.081 R)
• M5: 1,926,821 km (0.117 R)
• M6: 2,543,762 km (0.065 R)
• M7: 2,980,289 km (0.117 R)
• M8: 4,660,871 km (0.047 R)
• M9: 6,979,937 km (0.064 R)
• M10: 8,836,597 km (0.091 R)
• M11: 9,348,072 km (0.086 R)
• M12: 13,836,756 km (0.075 R)
• M13: 14,483,318 km (0.108 R)
• M14: 15,240,582 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.5

Radius: 13.5

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.54 AU - 3.64 AU

Year: 2969 Days

Day: 13.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,907,567 km

• M1: 169,644 km (0.086 R)
• M2: 592,707 km (0.087 R)
• M3: 1,164,320 km (0.07 R)
• M4: 1,994,888 km (0.027 R)
• M5: 2,627,986 km (0.047 R)
• M6: 3,800,384 km (0.117 R)
• M7: 4,652,494 km (0.104 R)
• M8: 5,342,888 km (0.102 R)
• M9: 8,108,205 km (0.096 R)
• M10: 8,778,403 km (0.114 R)
• M11: 9,347,773 km (0.102 R)
• M12: 9,835,162 km (0.061 R)
• M13: 10,302,805 km (0.081 R)
• M14: 10,860,955 km (0.08 R)
• M15: 11,321,866 km (0.039 R)
• M16: 12,783,886 km (0.057 R)
• M17: 15,350,986 km (0.094 R)
• M18: 15,834,486 km (0.07 R)
• M19: 16,278,343 km (0.1 R)
• M20: 16,730,427 km (0.111 R)
• M21: 17,294,561 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567

Radius: 12.1

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.45 AU - 4.41 AU

Year: 3401 Days

Day: 9.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,907,567 km

• M1: 150,495 km (0.075 R)
• M2: 574,456 km (0.059 R)
• M3: 1,336,059 km (0.073 R)
• M4: 2,411,518 km (0.104 R)
• M5: 3,248,219 km (0.115 R)
• M6: 4,183,654 km (0.104 R)
• M7: 4,600,583 km (0.115 R)
• M8: 5,142,576 km (0.047 R)
• M9: 5,570,277 km (0.11 R)
• M10: 7,119,811 km (0.12 R)
• M11: 7,749,319 km (0.107 R)
• M12: 8,762,695 km (0.082 R)
• M13: 9,786,394 km (0.084 R)
• M14: 11,010,852 km (0.081 R)
• M15: 13,384,073 km (0.112 R)
• M16: 13,858,298 km (0.107 R)
• M17: 16,724,892 km (0.061 R)
• M18: 17,838,200 km (0.104 R)
• M19: 19,238,585 km (0.083 R)
• M20: 20,963,598 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.9

Radius: 14.1

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.22 AU - 9.66 AU

Year: 9767 Days

Day: 8.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,907,567 km

• M1: 177,573 km (0.059 R)
• M2: 623,674 km (0.106 R)
• M3: 1,178,831 km (0.103 R)
• M4: 1,783,805 km (0.039 R)
• M5: 2,672,416 km (0.06 R)
• M6: 4,642,022 km (0.061 R)
• M7: 5,290,828 km (0.041 R)
• M8: 5,756,676 km (0.099 R)
• M9: 6,964,678 km (0.072 R)
• M10: 8,423,856 km (0.034 R)
• M11: 10,382,691 km (0.106 R)
• M12: 13,650,207 km (0.094 R)
• M13: 15,719,894 km (0.079 R)
• M14: 17,769,534 km (0.118 R)
• M15: 18,289,836 km (0.084 R)
• M16: 19,205,674 km (0.066 R)
• M17: 22,480,072 km (0.097 R)
• M18: 23,978,295 km (0.096 R)
• M19: 24,797,941 km (0.055 R)
• M20: 26,493,334 km (0.069 R)
• M21: 29,282,437 km (0.094 R)
• M22: 29,904,614 km (0.095 R)
• M23: 31,715,646 km (0.118 R)
• M24: 41,358,725 km (0.107 R)
• M25: 42,802,943 km (0.072 R)
• M26: 44,963,136 km (0.069 R)
• M27: 46,349,609 km (0.104 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 20,422 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit