🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.5 AU - 0.72 AU

Year: 173 Days

Day: 32.1 Hours

Environment

Temp: 171 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,310,151 km

• M1: 53,556 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.06 AU - 1.46 AU

Year: 514 Days

Day: 21.4 Hours

Environment

Temp: -13 °C

Axial Tilt: 8.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.24 AU - 1.38 AU

Year: 545 Days

Day: 44.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 41.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.11 AU - 3.67 AU

Year: 2268 Days

Day: 34.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,310,151 km

• M1: 134,788 km (0.099 R)

Asteroid Belt

Center: 4.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.2

Radius: 10.6

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.27 AU - 6.93 AU

Year: 4816 Days

Day: 12.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 34,310,151 km

• M1: 132,394 km (0.076 R)
• M2: 485,146 km (0.059 R)
• M3: 913,445 km (0.113 R)
• M4: 1,480,271 km (0.077 R)
• M5: 2,379,055 km (0.111 R)
• M6: 2,940,047 km (0.057 R)
• M7: 3,587,207 km (0.116 R)
• M8: 4,069,810 km (0.102 R)
• M9: 4,823,035 km (0.093 R)
• M10: 5,192,542 km (0.076 R)
• M11: 5,753,385 km (0.069 R)
• M12: 6,766,611 km (0.081 R)
• M13: 8,485,191 km (0.028 R)
• M14: 9,224,205 km (0.104 R)
• M15: 9,588,924 km (0.091 R)
• M16: 10,741,426 km (0.091 R)
• M17: 11,466,527 km (0.084 R)
• M18: 13,838,850 km (0.094 R)
• M19: 14,533,882 km (0.07 R)
• M20: 16,759,150 km (0.117 R)
• M21: 17,796,761 km (0.069 R)
• M22: 18,876,708 km (0.068 R)
• M23: 22,089,472 km (0.113 R)
• M24: 23,636,314 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444

Radius: 14.7

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.68 AU - 6.38 AU

Year: 5382 Days

Day: 9.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,310,151 km

• M1: 183,108 km (0.076 R)
• M2: 896,989 km (0.076 R)
• M3: 1,787,545 km (0.114 R)
• M4: 2,290,493 km (0.1 R)
• M5: 3,160,255 km (0.088 R)
• M6: 3,777,945 km (0.07 R)
• M7: 4,547,626 km (0.099 R)
• M8: 5,284,994 km (0.078 R)
• M9: 5,925,572 km (0.111 R)
• M10: 6,586,345 km (0.074 R)
• M11: 8,382,417 km (0.041 R)
• M12: 9,940,330 km (0.067 R)
• M13: 10,963,729 km (0.088 R)
• M14: 12,150,339 km (0.06 R)
• M15: 13,777,964 km (0.119 R)
• M16: 15,269,604 km (0.109 R)
• M17: 16,748,678 km (0.03 R)
• M18: 20,457,359 km (0.116 R)
• M19: 22,111,612 km (0.101 R)
• M20: 24,077,478 km (0.097 R)
• M21: 24,987,632 km (0.078 R)
• M22: 25,529,176 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147

Radius: 14.3

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.21 AU - 6.59 AU

Year: 5884 Days

Day: 6.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,310,151 km

• M1: 178,021 km (0.084 R)
• M2: 739,013 km (0.099 R)
• M3: 1,362,687 km (0.117 R)
• M4: 4,217,762 km (0.114 R)
• M5: 4,778,754 km (0.118 R)
• M6: 8,773,915 km (0.108 R)
• M7: 9,296,460 km (0.099 R)
• M8: 10,675,154 km (0.11 R)
• M9: 13,835,858 km (0.098 R)
• M10: 18,576,914 km (0.117 R)
• M11: 19,676,010 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.2

Radius: 14.9

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.69 AU - 9.95 AU

Year: 9520 Days

Day: 11.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,310,151 km

• M1: 185,352 km (0.108 R)
• M2: 680,970 km (0.117 R)
• M3: 1,172,698 km (0.081 R)
• M4: 2,147,926 km (0.07 R)
• M5: 2,936,457 km (0.046 R)
• M6: 3,773,606 km (0.112 R)
• M7: 4,249,477 km (0.066 R)
• M8: 6,372,869 km (0.053 R)
• M9: 7,229,467 km (0.101 R)
• M10: 7,855,085 km (0.116 R)
• M11: 9,384,873 km (0.07 R)
• M12: 11,740,291 km (0.113 R)
• M13: 12,398,971 km (0.106 R)
• M14: 14,697,243 km (0.119 R)
• M15: 15,462,885 km (0.06 R)
• M16: 19,486,619 km (0.098 R)
• M17: 26,412,850 km (0.102 R)
• M18: 29,075,094 km (0.112 R)
• M19: 29,721,207 km (0.025 R)
• M20: 31,233,941 km (0.109 R)
• M21: 31,716,993 km (0.103 R)
• M22: 33,497,656 km (0.118 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 16,489 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit