🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.56 AU - 0.7 AU

Year: 177 Days

Day: 31.5 Hours

Environment

Temp: 248 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,272,936 km

• M1: 20,046 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.54 AU - 0.72 AU

Year: 177 Days

Day: 43.7 Hours

Environment

Temp: 219 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.16 AU - 1.26 AU

Year: 470 Days

Day: 43 Hours

Environment

Temp: 9 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.17 AU - 1.53 AU

Year: 554 Days

Day: 35.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 0.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.73 AU - 3.77 AU

Year: 2564 Days

Day: 45.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,272,936 km

• M1: 528,978 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.8

Radius: 9.4

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.34 AU - 7 AU

Year: 6083 Days

Day: 12.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,272,936 km

• M1: 145,858 km (0.112 R)
• M2: 537,954 km (0.091 R)
• M3: 1,112,260 km (0.096 R)
• M4: 1,776,026 km (0.097 R)
• M5: 2,210,009 km (0.112 R)
• M6: 2,929,575 km (0.114 R)
• M7: 3,951,329 km (0.095 R)
• M8: 5,530,334 km (0.077 R)
• M9: 6,653,515 km (0.107 R)
• M10: 8,498,505 km (0.104 R)
• M11: 9,520,857 km (0.086 R)
• M12: 10,172,506 km (0.086 R)
• M13: 17,814,862 km (0.117 R)

Asteroid Belt

Center: 7.42 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.5

Radius: 12.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 7.74 AU - 8.58 AU

Year: 8231 Days

Day: 8.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,272,936 km

• M1: 151,692 km (0.091 R)
• M2: 576,251 km (0.094 R)
• M3: 1,008,738 km (0.073 R)
• M4: 1,464,114 km (0.104 R)
• M5: 2,030,342 km (0.077 R)
• M6: 3,071,095 km (0.101 R)
• M7: 3,468,576 km (0.091 R)
• M8: 3,922,157 km (0.103 R)
• M9: 7,702,346 km (0.116 R)
• M10: 9,701,572 km (0.101 R)
• M11: 10,230,550 km (0.037 R)
• M12: 11,933,721 km (0.117 R)
• M13: 13,768,090 km (0.092 R)
• M14: 15,235,197 km (0.114 R)
• M15: 16,919,968 km (0.11 R)
• M16: 23,651,723 km (0.092 R)
• M17: 25,827,624 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.1

Radius: 14.1

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 8.98 AU - 12.68 AU

Year: 12585 Days

Day: 11.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 53.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,272,936 km

• M1: 176,525 km (0.119 R)
• M2: 858,393 km (0.106 R)
• M3: 1,927,868 km (0.079 R)
• M4: 3,181,947 km (0.119 R)
• M5: 5,574,465 km (0.034 R)
• M6: 7,084,207 km (0.058 R)
• M7: 8,807,724 km (0.094 R)
• M8: 9,862,688 km (0.055 R)
• M9: 12,113,837 km (0.085 R)
• M10: 12,726,440 km (0.099 R)
• M11: 14,564,849 km (0.091 R)
• M12: 19,735,849 km (0.098 R)
• M13: 26,944,671 km (0.063 R)
• M14: 34,837,903 km (0.111 R)
• M15: 39,854,818 km (0.118 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.5

Radius: 9.1

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 11.69 AU - 12.43 AU

Year: 14788 Days

Day: 13.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,272,936 km

• M1: 113,246 km (0.086 R)
• M2: 603,328 km (0.082 R)
• M3: 972,386 km (0.112 R)
• M4: 1,374,505 km (0.119 R)
• M5: 1,829,432 km (0.047 R)
• M6: 2,218,387 km (0.099 R)
• M7: 2,643,993 km (0.111 R)
• M8: 4,034,355 km (0.093 R)
• M9: 4,357,636 km (0.081 R)
• M10: 5,984,513 km (0.057 R)
• M11: 8,333,499 km (0.095 R)
• M12: 10,158,892 km (0.118 R)
• M13: 11,383,800 km (0.116 R)
• M14: 13,732,337 km (0.116 R)
• M15: 16,764,087 km (0.09 R)
• M16: 21,239,906 km (0.119 R)
• M17: 22,685,171 km (0.046 R)
• M18: 30,241,210 km (0.097 R)

Kuiper Belt

Range: 31.1 - 50.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 10,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit