🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.73 AU - 0.81 AU

Year: 306 Days

Day: 37.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,453,485 km

• M1: 41,588 km (0.118 R)

Asteroid Belt

Center: 1.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.56 AU - 1.76 AU

Year: 969 Days

Day: 36.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,453,485 km

• M1: 450,439 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.61 AU - 1.77 AU

Year: 995 Days

Day: 28.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.6

Radius: 12.7

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.78 AU - 4.22 AU

Year: 3624 Days

Day: 10.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 14,453,485 km

• M1: 201,060 km (0.114 R)
• M2: 612,154 km (0.103 R)
• M3: 3,833,595 km (0.071 R)
• M4: 4,615,693 km (0.103 R)
• M5: 5,739,771 km (0.035 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.2

Radius: 15

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.16 AU - 5.3 AU

Year: 4660 Days

Day: 6.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 14,453,485 km

• M1: 186,549 km (0.069 R)
• M2: 1,269,488 km (0.096 R)
• M3: 1,827,039 km (0.098 R)
• M4: 3,998,601 km (0.104 R)
• M5: 7,093,632 km (0.12 R)
• M6: 8,968,392 km (0.111 R)
• M7: 10,042,505 km (0.116 R)
• M8: 10,566,546 km (0.102 R)
• M9: 11,108,839 km (0.1 R)
• M10: 11,717,253 km (0.095 R)
• M11: 14,707,415 km (0.098 R)
• M12: 17,666,611 km (0.088 R)
• M13: 23,574,380 km (0.083 R)
• M14: 25,374,641 km (0.09 R)
• M15: 30,229,391 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.1

Radius: 11.3

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.5 AU - 7.06 AU

Year: 6295 Days

Day: 14.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 14,453,485 km

• M1: 141,071 km (0.07 R)
• M2: 755,170 km (0.103 R)
• M3: 1,219,671 km (0.11 R)
• M4: 1,650,214 km (0.067 R)
• M5: 3,390,187 km (0.098 R)
• M6: 3,952,825 km (0.063 R)
• M7: 4,742,851 km (0.101 R)
• M8: 5,235,626 km (0.076 R)
• M9: 5,956,389 km (0.037 R)
• M10: 7,328,800 km (0.056 R)
• M11: 7,869,596 km (0.037 R)
• M12: 10,983,476 km (0.106 R)
• M13: 12,005,828 km (0.103 R)
• M14: 12,486,037 km (0.11 R)
• M15: 13,485,051 km (0.098 R)
• M16: 14,004,156 km (0.107 R)
• M17: 17,950,398 km (0.102 R)
• M18: 22,341,544 km (0.104 R)
• M19: 24,913,431 km (0.079 R)
• M20: 26,583,990 km (0.075 R)
• M21: 28,989,375 km (0.062 R)
• M22: 31,839,513 km (0.083 R)
• M23: 35,087,433 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.1

Radius: 12.4

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.39 AU - 7.67 AU

Year: 7560 Days

Day: 9.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 14,453,485 km

• M1: 161,267 km (0.1 R)
• M2: 673,340 km (0.103 R)
• M3: 1,129,464 km (0.094 R)
• M4: 2,036,775 km (0.104 R)
• M5: 3,989,626 km (0.093 R)
• M6: 6,358,957 km (0.038 R)
• M7: 6,829,891 km (0.097 R)
• M8: 7,324,312 km (0.109 R)
• M9: 7,956,512 km (0.097 R)
• M10: 9,203,261 km (0.111 R)
• M11: 9,763,355 km (0.11 R)
• M12: 11,047,055 km (0.111 R)
• M13: 11,779,486 km (0.082 R)
• M14: 12,700,859 km (0.111 R)
• M15: 13,233,278 km (0.077 R)
• M16: 13,836,008 km (0.097 R)
• M17: 14,456,839 km (0.077 R)
• M18: 15,876,373 km (0.071 R)
• M19: 16,936,573 km (0.052 R)
• M20: 25,217,414 km (0.051 R)
• M21: 30,742,362 km (0.113 R)
• M22: 33,181,855 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.6

Radius: 8.3

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.13 AU - 9.13 AU

Year: 9548 Days

Day: 8.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 14,453,485 km

• M1: 117,584 km (0.09 R)
• M2: 414,835 km (0.09 R)
• M3: 1,181,674 km (0.076 R)
• M4: 1,593,068 km (0.082 R)
• M5: 2,859,862 km (0.049 R)
• M6: 5,261,058 km (0.099 R)
• M7: 6,377,806 km (0.058 R)
• M8: 6,757,186 km (0.088 R)
• M9: 7,505,774 km (0.082 R)
• M10: 9,198,923 km (0.095 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: 167 - 19,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit