🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.43 AU - 0.63 AU

Year: 249 Days

Day: 24.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104

Radius: 14.1

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.04 AU - 1.58 AU

Year: 968 Days

Day: 10.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,134,600 km

• M1: 180,864 km (0.116 R)
• M2: 699,819 km (0.061 R)
• M3: 1,274,125 km (0.063 R)
• M4: 1,751,193 km (0.113 R)
• M5: 4,263,539 km (0.079 R)
• M6: 4,718,317 km (0.1 R)
• M7: 5,391,358 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.8

Radius: 12

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.08 AU - 1.66 AU

Year: 1035 Days

Day: 12.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,134,600 km

• M1: 149,299 km (0.116 R)
• M2: 531,671 km (0.063 R)
• M3: 1,164,769 km (0.103 R)
• M4: 1,671,457 km (0.096 R)
• M5: 2,130,124 km (0.081 R)
• M6: 4,120,673 km (0.046 R)
• M7: 4,856,994 km (0.094 R)
• M8: 5,415,293 km (0.111 R)
• M9: 5,845,986 km (0.089 R)
• M10: 7,011,951 km (0.063 R)
• M11: 7,400,307 km (0.114 R)
• M12: 9,981,020 km (0.102 R)
• M13: 10,379,998 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.7

Radius: 4.5

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.36 AU - 9.14 AU

Year: 15300 Days

Day: 24.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 128.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,134,600 km

• M1: 80,783 km (0.102 R)
• M2: 254,765 km (0.119 R)
• M3: 493,523 km (0.114 R)
• M4: 1,453,942 km (0.078 R)
• M5: 4,300,490 km (0.078 R)
• M6: 4,806,879 km (0.089 R)
• M7: 5,328,377 km (0.105 R)
• M8: 11,317,378 km (0.09 R)
• M9: 14,041,406 km (0.102 R)
• M10: 15,386,440 km (0.082 R)
• M11: 16,312,900 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.5

Radius: 5.9

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 9.17 AU - 11.03 AU

Year: 20725 Days

Day: 19 Hours

Environment

Temp: -226 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,134,600 km

• M1: 144,512 km (0.095 R)
• M2: 585,526 km (0.087 R)
• M3: 1,358,648 km (0.109 R)
• M4: 4,076,243 km (0.064 R)
• M5: 4,361,975 km (0.095 R)
• M6: 5,487,998 km (0.104 R)
• M7: 10,413,358 km (0.105 R)
• M8: 16,853,247 km (0.097 R)
• M9: 21,218,663 km (0.093 R)
• M10: 29,442,357 km (0.097 R)
• M11: 30,749,992 km (0.041 R)
• M12: 30,991,892 km (0.113 R)
• M13: 35,432,704 km (0.078 R)
• M14: 40,860,265 km (0.099 R)
• M15: 44,000,175 km (0.089 R)
• M16: 49,750,717 km (0.079 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 13,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit