🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.43 AU - 0.63 AU

Year: 253 Days

Day: 45.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 118.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862

Radius: 12.5

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.58 AU - 0.8 AU

Year: 376 Days

Day: 11.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,730,838 km

• M1: 155,432 km (0.11 R)
• M2: 705,653 km (0.087 R)
• M3: 1,281,306 km (0.106 R)
• M4: 2,221,678 km (0.114 R)
• M5: 2,636,812 km (0.115 R)
• M6: 3,038,782 km (0.093 R)
• M7: 3,505,677 km (0.118 R)
• M8: 3,994,413 km (0.095 R)
• M9: 4,415,082 km (0.085 R)
• M10: 5,001,805 km (0.081 R)
• M11: 5,475,581 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.4

Radius: 11.6

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.63 AU - 0.83 AU

Year: 409 Days

Day: 5.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 30,730,838 km

• M1: 144,362 km (0.056 R)
• M2: 843,433 km (0.04 R)
• M3: 1,331,421 km (0.065 R)
• M4: 2,044,554 km (0.042 R)
• M5: 2,455,350 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.6

Radius: 11.8

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.7 AU - 0.84 AU

Year: 443 Days

Day: 13.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,730,838 km

• M1: 146,756 km (0.052 R)
• M2: 538,253 km (0.083 R)
• M3: 1,032,525 km (0.065 R)
• M4: 1,400,535 km (0.079 R)
• M5: 1,828,684 km (0.117 R)
• M6: 2,292,288 km (0.098 R)
• M7: 2,705,627 km (0.059 R)
• M8: 3,745,781 km (0.11 R)
• M9: 4,190,386 km (0.075 R)
• M10: 4,756,165 km (0.105 R)
• M11: 5,294,418 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.8

Radius: 9.1

Gravity: 11.03 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.8 AU - 0.82 AU

Year: 478 Days

Day: 12.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,730,838 km

• M1: 113,246 km (0.116 R)
• M2: 411,394 km (0.107 R)
• M3: 907,909 km (0.092 R)
• M4: 1,214,136 km (0.067 R)
• M5: 1,590,375 km (0.061 R)
• M6: 2,170,067 km (0.099 R)
• M7: 2,571,288 km (0.111 R)
• M8: 2,918,355 km (0.1 R)
• M9: 4,663,265 km (0.114 R)
• M10: 5,215,879 km (0.1 R)
• M11: 5,793,477 km (0.118 R)

Asteroid Belt

Center: 2.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.6

Radius: 8.2

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.97 AU - 3.93 AU

Year: 4204 Days

Day: 13.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,730,838 km

• M1: 105,766 km (0.051 R)
• M2: 584,030 km (0.081 R)
• M3: 1,560,156 km (0.061 R)
• M4: 2,091,079 km (0.103 R)
• M5: 2,422,738 km (0.027 R)
• M6: 3,023,223 km (0.113 R)
• M7: 4,542,390 km (0.087 R)
• M8: 6,702,882 km (0.118 R)
• M9: 7,394,324 km (0.093 R)
• M10: 8,205,144 km (0.092 R)
• M11: 12,920,020 km (0.078 R)
• M12: 17,306,978 km (0.078 R)
• M13: 21,811,968 km (0.073 R)
• M14: 22,958,187 km (0.039 R)
• M15: 25,214,572 km (0.088 R)
• M16: 26,396,395 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541

Radius: 11.2

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.66 AU - 3.82 AU

Year: 4745 Days

Day: 7.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,730,838 km

• M1: 139,276 km (0.083 R)
• M2: 644,019 km (0.114 R)
• M3: 1,183,918 km (0.069 R)
• M4: 1,855,462 km (0.061 R)
• M5: 2,301,114 km (0.092 R)
• M6: 2,698,596 km (0.041 R)
• M7: 4,600,434 km (0.056 R)
• M8: 5,183,865 km (0.082 R)
• M9: 5,931,107 km (0.107 R)
• M10: 6,529,797 km (0.101 R)
• M11: 7,201,492 km (0.035 R)
• M12: 7,708,928 km (0.09 R)
• M13: 9,415,540 km (0.079 R)
• M14: 10,613,371 km (0.096 R)
• M15: 11,271,452 km (0.058 R)
• M16: 13,359,688 km (0.088 R)
• M17: 16,145,949 km (0.049 R)
• M18: 17,313,859 km (0.1 R)
• M19: 21,019,099 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.6

Radius: 12.1

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.1 AU - 4.68 AU

Year: 5033 Days

Day: 10.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,730,838 km

• M1: 152,590 km (0.096 R)
• M2: 600,187 km (0.105 R)
• M3: 1,079,199 km (0.088 R)
• M4: 1,674,449 km (0.043 R)
• M5: 2,107,684 km (0.116 R)
• M6: 2,581,760 km (0.087 R)
• M7: 2,993,154 km (0.089 R)
• M8: 4,303,183 km (0.052 R)
• M9: 4,807,028 km (0.109 R)
• M10: 5,238,319 km (0.091 R)
• M11: 5,784,052 km (0.077 R)
• M12: 6,690,017 km (0.081 R)
• M13: 7,160,203 km (0.06 R)
• M14: 8,054,798 km (0.093 R)
• M15: 11,375,422 km (0.11 R)
• M16: 12,643,114 km (0.111 R)
• M17: 13,259,158 km (0.084 R)
• M18: 14,495,585 km (0.092 R)
• M19: 16,282,083 km (0.096 R)
• M20: 18,798,319 km (0.114 R)
• M21: 22,074,063 km (0.117 R)
• M22: 30,183,614 km (0.115 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: 428 - 16,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit