🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.53 AU - 0.57 AU

Year: 183 Days

Day: 14.4 Hours

Environment

Temp: 13 °C

Axial Tilt: 109.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 27,079,638 km

• M1: 40,391 km (0.1 R)
• M2: 354,098 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.6 AU - 0.94 AU

Year: 304 Days

Day: 17.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,079,638 km

• M1: 253,868 km (0.054 R)
• M2: 385,813 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.83 AU - 2.25 AU

Year: 1310 Days

Day: 28.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.4

Radius: 11.2

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.81 AU - 3.69 AU

Year: 2634 Days

Day: 11.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,079,638 km

• M1: 140,173 km (0.108 R)
• M2: 624,272 km (0.084 R)
• M3: 1,616,255 km (0.108 R)
• M4: 2,111,873 km (0.071 R)
• M5: 4,000,995 km (0.062 R)
• M6: 4,404,610 km (0.066 R)
• M7: 7,842,220 km (0.063 R)
• M8: 9,752,435 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.6

Radius: 12.2

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.09 AU - 5.79 AU

Year: 5704 Days

Day: 8.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 27,079,638 km

• M1: 153,338 km (0.117 R)
• M2: 581,786 km (0.115 R)
• M3: 983,008 km (0.099 R)
• M4: 1,392,756 km (0.068 R)
• M5: 1,975,290 km (0.099 R)
• M6: 2,456,247 km (0.061 R)
• M7: 3,152,775 km (0.073 R)
• M8: 3,635,677 km (0.118 R)
• M9: 4,364,967 km (0.072 R)
• M10: 4,994,624 km (0.105 R)
• M11: 5,418,435 km (0.09 R)
• M12: 5,989,749 km (0.088 R)
• M13: 6,768,705 km (0.11 R)
• M14: 7,396,268 km (0.075 R)
• M15: 8,024,280 km (0.029 R)
• M16: 10,666,777 km (0.116 R)
• M17: 11,663,847 km (0.084 R)
• M18: 12,109,798 km (0.109 R)
• M19: 14,971,007 km (0.119 R)
• M20: 15,676,510 km (0.083 R)
• M21: 17,090,809 km (0.099 R)
• M22: 19,820,222 km (0.115 R)
• M23: 24,240,091 km (0.11 R)
• M24: 25,626,265 km (0.108 R)
• M25: 26,296,613 km (0.108 R)
• M26: 28,289,107 km (0.12 R)
• M27: 30,101,934 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.9

Radius: 11.1

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.04 AU - 5.9 AU

Year: 5752 Days

Day: 9.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 27,079,638 km

• M1: 138,079 km (0.108 R)
• M2: 527,183 km (0.035 R)
• M3: 915,240 km (0.117 R)
• M4: 1,320,949 km (0.114 R)
• M5: 1,697,936 km (0.062 R)
• M6: 2,249,653 km (0.064 R)
• M7: 3,175,215 km (0.114 R)
• M8: 3,651,983 km (0.06 R)
• M9: 5,793,926 km (0.116 R)
• M10: 6,203,973 km (0.078 R)
• M11: 6,664,884 km (0.063 R)
• M12: 9,009,382 km (0.057 R)
• M13: 9,927,913 km (0.104 R)
• M14: 11,128,885 km (0.084 R)
• M15: 11,950,626 km (0.03 R)
• M16: 12,376,381 km (0.088 R)
• M17: 13,459,919 km (0.076 R)
• M18: 15,758,939 km (0.102 R)
• M19: 16,560,783 km (0.096 R)
• M20: 17,631,455 km (0.099 R)
• M21: 19,388,034 km (0.038 R)
• M22: 20,509,718 km (0.093 R)
• M23: 21,534,913 km (0.092 R)
• M24: 21,954,535 km (0.078 R)
• M25: 25,354,595 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.7

Radius: 11.6

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.36 AU - 9.58 AU

Year: 10116 Days

Day: 12.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,079,638 km

• M1: 144,362 km (0.119 R)
• M2: 560,094 km (0.116 R)
• M3: 1,026,840 km (0.058 R)
• M4: 1,669,363 km (0.034 R)
• M5: 4,874,497 km (0.087 R)
• M6: 5,372,508 km (0.034 R)
• M7: 8,065,420 km (0.095 R)
• M8: 9,383,078 km (0.087 R)
• M9: 10,114,312 km (0.118 R)
• M10: 10,665,730 km (0.082 R)
• M11: 12,441,157 km (0.071 R)
• M12: 16,395,777 km (0.089 R)
• M13: 23,019,821 km (0.107 R)
• M14: 25,729,188 km (0.079 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 17,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit