🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.57 AU - 0.75 AU

Year: 199 Days

Day: 46.9 Hours

Environment

Temp: 146 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 42,915,988 km

• M1: 37,848 km (0.079 R)
• M2: 100,829 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.58 AU - 0.76 AU

Year: 203 Days

Day: 18.9 Hours

Environment

Temp: 178 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.83 AU - 1.01 AU

Year: 327 Days

Day: 21.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.91 AU - 1.41 AU

Year: 463 Days

Day: 42.3 Hours

Environment

Temp: 10 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.68 AU - 2.52 AU

Year: 1129 Days

Day: 41.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,915,988 km

• M1: 956,828 km (0.085 R)

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.9

Radius: 13

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.26 AU - 7.16 AU

Year: 6446 Days

Day: 13 Hours

Environment

Temp: -153 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,915,988 km

• M1: 161,715 km (0.085 R)
• M2: 816,206 km (0.085 R)
• M3: 1,521,111 km (0.096 R)
• M4: 2,500,229 km (0.09 R)
• M5: 2,968,022 km (0.074 R)
• M6: 3,384,203 km (0.083 R)
• M7: 3,911,236 km (0.111 R)
• M8: 5,550,231 km (0.064 R)
• M9: 6,154,307 km (0.047 R)
• M10: 7,916,869 km (0.053 R)
• M11: 12,046,967 km (0.05 R)
• M12: 15,569,548 km (0.106 R)
• M13: 18,590,527 km (0.048 R)
• M14: 20,909,743 km (0.116 R)
• M15: 22,851,224 km (0.032 R)
• M16: 30,062,590 km (0.114 R)
• M17: 35,238,826 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.4

Radius: 14.7

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.99 AU - 9.01 AU

Year: 7617 Days

Day: 12.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,915,988 km

• M1: 209,437 km (0.098 R)
• M2: 901,776 km (0.107 R)
• M3: 2,100,952 km (0.044 R)
• M4: 2,693,809 km (0.12 R)
• M5: 3,488,323 km (0.066 R)
• M6: 3,991,720 km (0.118 R)
• M7: 5,421,427 km (0.085 R)
• M8: 6,409,521 km (0.112 R)
• M9: 6,873,723 km (0.116 R)
• M10: 8,403,212 km (0.119 R)
• M11: 9,181,569 km (0.029 R)
• M12: 12,673,932 km (0.078 R)
• M13: 14,533,134 km (0.117 R)
• M14: 15,149,926 km (0.095 R)
• M15: 23,978,444 km (0.064 R)
• M16: 25,723,055 km (0.079 R)
• M17: 26,353,311 km (0.05 R)
• M18: 27,178,792 km (0.093 R)
• M19: 27,644,639 km (0.119 R)
• M20: 30,253,925 km (0.079 R)
• M21: 32,707,480 km (0.113 R)
• M22: 34,851,218 km (0.081 R)
• M23: 37,545,774 km (0.056 R)
• M24: 40,497,191 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.6

Radius: 10.2

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.94 AU - 11.38 AU

Year: 11134 Days

Day: 6.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,915,988 km

• M1: 129,402 km (0.085 R)
• M2: 1,076,207 km (0.097 R)
• M3: 1,670,559 km (0.113 R)
• M4: 2,408,675 km (0.051 R)
• M5: 3,194,513 km (0.072 R)
• M6: 3,895,229 km (0.065 R)
• M7: 5,544,845 km (0.065 R)
• M8: 6,876,266 km (0.09 R)
• M9: 15,348,592 km (0.064 R)
• M10: 17,511,777 km (0.12 R)
• M11: 20,542,929 km (0.095 R)
• M12: 20,884,760 km (0.1 R)
• M13: 21,650,103 km (0.12 R)
• M14: 26,478,374 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.2

Radius: 14.2

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 8.17 AU - 13.47 AU

Year: 13199 Days

Day: 12.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,915,988 km

• M1: 176,675 km (0.065 R)
• M2: 631,752 km (0.089 R)
• M3: 1,603,540 km (0.113 R)
• M4: 2,271,943 km (0.08 R)
• M5: 3,480,694 km (0.092 R)
• M6: 16,396,375 km (0.036 R)
• M7: 17,216,321 km (0.073 R)
• M8: 21,813,913 km (0.105 R)
• M9: 24,791,509 km (0.112 R)
• M10: 27,742,327 km (0.102 R)
• M11: 29,902,071 km (0.069 R)
• M12: 41,145,997 km (0.111 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 12,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit