🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.62 AU - 0.66 AU

Year: 186 Days

Day: 32.6 Hours

Environment

Temp: 223 °C

Axial Tilt: 103.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,741,212 km

• M1: 44,879 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.08 AU - 1.26 AU

Year: 460 Days

Day: 14.9 Hours

Environment

Temp: 24 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 85,741,212 km

• M1: 37,699 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.29 AU - 3.37 AU

Year: 2208 Days

Day: 40.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,741,212 km

• M1: 420,520 km (0.032 R)

Asteroid Belt

Center: 6.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.8

Radius: 10.9

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 8.35 AU - 9.35 AU

Year: 9569 Days

Day: 11.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,741,212 km

• M1: 138,528 km (0.106 R)
• M2: 681,119 km (0.095 R)
• M3: 1,169,407 km (0.107 R)
• M4: 1,827,488 km (0.119 R)
• M5: 2,283,911 km (0.114 R)
• M6: 2,895,317 km (0.089 R)
• M7: 5,068,376 km (0.101 R)
• M8: 12,930,791 km (0.087 R)
• M9: 16,584,570 km (0.047 R)
• M10: 18,862,347 km (0.104 R)
• M11: 26,481,516 km (0.108 R)
• M12: 29,385,510 km (0.12 R)
• M13: 30,365,825 km (0.119 R)
• M14: 36,486,621 km (0.086 R)
• M15: 37,963,302 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.9

Radius: 14.2

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 8.94 AU - 9.36 AU

Year: 10059 Days

Day: 8.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,741,212 km

• M1: 177,872 km (0.111 R)
• M2: 789,578 km (0.12 R)
• M3: 1,389,764 km (0.104 R)
• M4: 1,926,372 km (0.081 R)
• M5: 2,940,346 km (0.087 R)
• M6: 4,228,384 km (0.108 R)
• M7: 5,617,998 km (0.11 R)
• M8: 6,571,834 km (0.094 R)
• M9: 7,674,072 km (0.103 R)
• M10: 9,831,572 km (0.062 R)
• M11: 11,050,346 km (0.092 R)
• M12: 11,610,740 km (0.07 R)
• M13: 12,072,698 km (0.102 R)
• M14: 12,546,773 km (0.077 R)
• M15: 16,295,098 km (0.059 R)
• M16: 19,414,213 km (0.114 R)
• M17: 20,648,844 km (0.067 R)
• M18: 22,911,811 km (0.088 R)
• M19: 26,213,436 km (0.083 R)
• M20: 32,476,501 km (0.105 R)
• M21: 39,411,260 km (0.099 R)
• M22: 46,400,772 km (0.107 R)
• M23: 48,454,750 km (0.107 R)
• M24: 49,958,658 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.9

Radius: 14.8

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.67 AU - 10.67 AU

Year: 10929 Days

Day: 12.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,741,212 km

• M1: 184,155 km (0.118 R)
• M2: 769,232 km (0.111 R)
• M3: 2,177,397 km (0.059 R)
• M4: 2,797,630 km (0.085 R)
• M5: 3,283,673 km (0.119 R)
• M6: 4,369,155 km (0.086 R)
• M7: 5,863,638 km (0.117 R)
• M8: 7,245,025 km (0.061 R)
• M9: 9,582,342 km (0.111 R)
• M10: 10,426,523 km (0.117 R)
• M11: 13,646,767 km (0.091 R)
• M12: 14,107,977 km (0.113 R)
• M13: 15,061,663 km (0.049 R)
• M14: 18,902,738 km (0.118 R)
• M15: 22,431,004 km (0.097 R)
• M16: 26,174,242 km (0.071 R)
• M17: 26,990,597 km (0.09 R)
• M18: 28,246,920 km (0.057 R)
• M19: 28,781,882 km (0.088 R)
• M20: 29,761,599 km (0.111 R)
• M21: 30,315,560 km (0.107 R)
• M22: 38,417,332 km (0.067 R)
• M23: 41,777,150 km (0.09 R)
• M24: 53,187,728 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556.7

Radius: 3.4

Gravity: 48.16 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 13.26 AU - 21.68 AU

Year: 26538 Days

Day: 19.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,741,212 km

• M1: 42,336 km (0.094 R)
• M2: 325,824 km (0.112 R)
• M3: 470,784 km (0.091 R)
• M4: 813,513 km (0.09 R)
• M5: 1,085,033 km (0.093 R)
• M6: 2,132,368 km (0.1 R)
• M7: 2,287,501 km (0.111 R)
• M8: 3,530,809 km (0.04 R)
• M9: 4,313,206 km (0.093 R)
• M10: 4,707,695 km (0.032 R)
• M11: 7,145,243 km (0.106 R)
• M12: 7,594,186 km (0.117 R)
• M13: 12,231,870 km (0.092 R)
• M14: 13,611,910 km (0.055 R)
• M15: 14,378,300 km (0.069 R)
• M16: 15,011,847 km (0.066 R)
• M17: 22,402,580 km (0.079 R)
• M18: 24,346,006 km (0.103 R)
• M19: 25,244,641 km (0.091 R)
• M20: 26,398,788 km (0.116 R)
• M21: 32,430,724 km (0.108 R)
• M22: 34,628,915 km (0.104 R)
• M23: 42,616,993 km (0.107 R)
• M24: 43,755,732 km (0.077 R)
• M25: 48,338,812 km (0.102 R)
• M26: 56,280,963 km (0.065 R)
• M27: 64,835,717 km (0.106 R)
• M28: 75,863,175 km (0.057 R)
• M29: 80,454,782 km (0.055 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 16,883 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit