🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.51 AU - 1.77 AU

Year: 787 Days

Day: 16.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.61 AU - 2.21 AU

Year: 989 Days

Day: 24.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,817,929 km

• M1: 42,037 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.23 AU - 4.28 AU

Year: 2721 Days

Day: 26.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 88.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,817,929 km

• M1: 93,349 km (0.069 R)

Asteroid Belt

Center: 4.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.9

Radius: 10

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.09 AU - 5.15 AU

Year: 3721 Days

Day: 8.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,817,929 km

• M1: 136,433 km (0.074 R)
• M2: 493,972 km (0.115 R)
• M3: 1,094,608 km (0.111 R)
• M4: 1,541,756 km (0.11 R)
• M5: 1,901,389 km (0.102 R)
• M6: 2,648,630 km (0.102 R)
• M7: 3,011,854 km (0.107 R)
• M8: 4,624,070 km (0.086 R)
• M9: 7,144,196 km (0.094 R)
• M10: 7,753,807 km (0.108 R)
• M11: 8,293,706 km (0.119 R)
• M12: 8,822,534 km (0.073 R)
• M13: 9,150,453 km (0.115 R)
• M14: 10,749,056 km (0.073 R)
• M15: 12,031,259 km (0.093 R)
• M16: 12,663,310 km (0.063 R)
• M17: 13,222,657 km (0.079 R)
• M18: 15,415,313 km (0.073 R)
• M19: 15,732,011 km (0.046 R)
• M20: 16,874,939 km (0.12 R)
• M21: 19,509,208 km (0.105 R)
• M22: 21,475,822 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485

Radius: 13.2

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4 AU - 6.12 AU

Year: 4265 Days

Day: 13.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,817,929 km

• M1: 168,148 km (0.075 R)
• M2: 1,452,446 km (0.106 R)
• M3: 2,022,862 km (0.09 R)
• M4: 3,115,824 km (0.119 R)
• M5: 3,544,871 km (0.111 R)
• M6: 5,621,589 km (0.069 R)
• M7: 8,879,082 km (0.111 R)
• M8: 18,163,425 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.4

Radius: 11.6

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 8.53 AU - 11.19 AU

Year: 11602 Days

Day: 14.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 26,817,929 km

• M1: 144,362 km (0.082 R)
• M2: 796,908 km (0.112 R)
• M3: 1,325,736 km (0.062 R)
• M4: 1,775,577 km (0.086 R)
• M5: 2,212,104 km (0.094 R)
• M6: 3,230,865 km (0.101 R)
• M7: 3,832,697 km (0.069 R)
• M8: 4,858,191 km (0.072 R)
• M9: 5,261,058 km (0.076 R)
• M10: 6,020,267 km (0.049 R)
• M11: 7,017,636 km (0.12 R)
• M12: 11,125,743 km (0.102 R)
• M13: 11,591,292 km (0.047 R)
• M14: 13,389,159 km (0.099 R)
• M15: 13,783,200 km (0.097 R)
• M16: 14,525,804 km (0.052 R)
• M17: 15,943,991 km (0.112 R)
• M18: 20,146,495 km (0.052 R)
• M19: 21,103,024 km (0.12 R)
• M20: 23,012,640 km (0.119 R)
• M21: 24,837,435 km (0.102 R)
• M22: 29,651,794 km (0.111 R)
• M23: 32,043,266 km (0.067 R)
• M24: 32,749,367 km (0.101 R)
• M25: 34,560,399 km (0.097 R)
• M26: 38,513,074 km (0.118 R)
• M27: 39,445,667 km (0.116 R)
• M28: 39,849,881 km (0.092 R)
• M29: 42,052,709 km (0.078 R)
• M30: 46,549,621 km (0.103 R)
• M31: 52,812,686 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.3

Radius: 8

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 12.75 AU - 18.09 AU

Year: 22691 Days

Day: 19.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,817,929 km

• M1: 160,967 km (0.087 R)
• M2: 872,604 km (0.082 R)
• M3: 1,215,782 km (0.089 R)
• M4: 2,093,173 km (0.054 R)
• M5: 4,167,946 km (0.096 R)
• M6: 4,995,671 km (0.068 R)
• M7: 5,448,504 km (0.104 R)
• M8: 5,957,735 km (0.116 R)
• M9: 9,824,840 km (0.104 R)
• M10: 12,730,031 km (0.069 R)
• M11: 14,193,846 km (0.118 R)
• M12: 15,654,520 km (0.102 R)
• M13: 16,916,677 km (0.043 R)
• M14: 22,433,397 km (0.058 R)
• M15: 25,789,327 km (0.035 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: 292 - 12,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit