🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.57 AU - 0.73 AU

Year: 189 Days

Day: 33.1 Hours

Environment

Temp: 201 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.73 AU - 0.85 AU

Year: 253 Days

Day: 41.7 Hours

Environment

Temp: 137 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,985,706 km

• M1: 234,270 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.7 AU - 1.02 AU

Year: 287 Days

Day: 23.9 Hours

Environment

Temp: 181 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,985,706 km

• M1: 355,893 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1 AU - 1.02 AU

Year: 365 Days

Day: 33.8 Hours

Environment

Temp: 40 °C

Axial Tilt: 47.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 41,985,706 km

• M1: 86,318 km (0.039 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.95 AU - 2.15 AU

Year: 1056 Days

Day: 12.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.3

Radius: 11

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.41 AU - 7.51 AU

Year: 5909 Days

Day: 5.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,985,706 km

• M1: 136,732 km (0.027 R)
• M2: 721,511 km (0.066 R)
• M3: 1,063,790 km (0.098 R)
• M4: 1,482,964 km (0.071 R)
• M5: 1,883,288 km (0.113 R)
• M6: 2,274,486 km (0.113 R)
• M7: 2,756,939 km (0.105 R)
• M8: 3,608,600 km (0.103 R)
• M9: 3,999,948 km (0.112 R)
• M10: 4,896,189 km (0.115 R)
• M11: 5,890,117 km (0.082 R)
• M12: 6,909,028 km (0.086 R)
• M13: 7,261,630 km (0.067 R)
• M14: 8,118,826 km (0.049 R)
• M15: 9,293,917 km (0.111 R)
• M16: 9,856,256 km (0.096 R)
• M17: 11,048,850 km (0.114 R)
• M18: 13,390,805 km (0.093 R)
• M19: 14,391,465 km (0.102 R)
• M20: 16,230,621 km (0.078 R)
• M21: 22,374,606 km (0.081 R)
• M22: 24,588,953 km (0.104 R)
• M23: 31,233,492 km (0.106 R)
• M24: 32,890,289 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.2

Radius: 10

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.58 AU - 8.64 AU

Year: 7555 Days

Day: 10.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,985,706 km

• M1: 130,749 km (0.117 R)
• M2: 1,039,705 km (0.079 R)
• M3: 1,361,191 km (0.043 R)
• M4: 2,790,449 km (0.079 R)
• M5: 3,132,579 km (0.071 R)
• M6: 4,674,933 km (0.115 R)
• M7: 6,760,627 km (0.119 R)
• M8: 7,940,505 km (0.081 R)
• M9: 9,141,028 km (0.112 R)
• M10: 13,708,401 km (0.107 R)
• M11: 14,350,325 km (0.063 R)
• M12: 17,064,330 km (0.113 R)
• M13: 21,916,537 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.6

Radius: 13.5

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.23 AU - 10.61 AU

Year: 9588 Days

Day: 6.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,985,706 km

• M1: 167,849 km (0.11 R)
• M2: 645,216 km (0.111 R)
• M3: 1,778,868 km (0.06 R)
• M4: 2,743,176 km (0.034 R)
• M5: 4,427,648 km (0.032 R)
• M6: 4,875,694 km (0.104 R)
• M7: 7,418,259 km (0.111 R)
• M8: 13,106,120 km (0.074 R)
• M9: 13,773,476 km (0.118 R)
• M10: 16,553,603 km (0.091 R)
• M11: 22,758,474 km (0.049 R)
• M12: 25,734,723 km (0.114 R)
• M13: 26,863,738 km (0.076 R)
• M14: 28,109,739 km (0.082 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.5

Radius: 14.9

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 10.84 AU - 11.12 AU

Year: 13094 Days

Day: 8.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,985,706 km

• M1: 203,004 km (0.036 R)
• M2: 741,706 km (0.109 R)
• M3: 1,291,478 km (0.029 R)
• M4: 2,302,610 km (0.063 R)
• M5: 3,066,158 km (0.111 R)
• M6: 7,565,464 km (0.112 R)
• M7: 8,173,429 km (0.061 R)
• M8: 10,244,163 km (0.044 R)
• M9: 12,701,158 km (0.03 R)
• M10: 13,917,090 km (0.071 R)
• M11: 17,055,204 km (0.103 R)
• M12: 18,972,750 km (0.119 R)
• M13: 22,072,268 km (0.109 R)
• M14: 23,571,688 km (0.032 R)
• M15: 26,680,032 km (0.117 R)
• M16: 28,092,386 km (0.05 R)
• M17: 28,865,807 km (0.11 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 12,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit