🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.64 AU - 0.68 AU

Year: 191 Days

Day: 13.2 Hours

Environment

Temp: 164 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.29 AU - 1.51 AU

Year: 590 Days

Day: 30.6 Hours

Environment

Temp: -18 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2 AU - 2.52 AU

Year: 1211 Days

Day: 27.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.95 AU - 4.07 AU

Year: 2344 Days

Day: 15.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.9 AU - 4.16 AU

Year: 2884 Days

Day: 26.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,321,763 km

• M1: 1,528,890 km (0.07 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.74 AU - 4.66 AU

Year: 3068 Days

Day: 30 Hours

Environment

Temp: -122 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,321,763 km

• M1: 93,648 km (0.096 R)
• M2: 1,718,730 km (0.07 R)

Asteroid Belt

Center: 6.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.6

Radius: 12.8

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.73 AU - 10.09 AU

Year: 8693 Days

Day: 10.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,321,763 km

• M1: 159,771 km (0.117 R)
• M2: 666,907 km (0.11 R)
• M3: 1,183,020 km (0.076 R)
• M4: 2,337,766 km (0.101 R)
• M5: 3,626,701 km (0.098 R)
• M6: 4,033,308 km (0.068 R)
• M7: 4,671,642 km (0.11 R)
• M8: 5,154,694 km (0.112 R)
• M9: 7,232,459 km (0.092 R)
• M10: 7,715,510 km (0.088 R)
• M11: 8,177,169 km (0.106 R)
• M12: 8,927,103 km (0.109 R)
• M13: 10,211,700 km (0.115 R)
• M14: 11,507,816 km (0.113 R)
• M15: 13,805,789 km (0.083 R)
• M16: 18,021,906 km (0.098 R)
• M17: 19,445,180 km (0.081 R)
• M18: 24,164,843 km (0.094 R)
• M19: 27,219,931 km (0.096 R)
• M20: 27,801,867 km (0.085 R)
• M21: 36,258,784 km (0.081 R)
• M22: 41,130,887 km (0.111 R)
• M23: 44,254,641 km (0.062 R)
• M24: 45,329,950 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.7

Radius: 13.1

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.73 AU - 10.47 AU

Year: 8990 Days

Day: 9 Hours

Environment

Temp: -170 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,321,763 km

• M1: 163,062 km (0.088 R)
• M2: 603,328 km (0.103 R)
• M3: 1,331,271 km (0.119 R)
• M4: 2,352,277 km (0.114 R)
• M5: 2,792,394 km (0.033 R)
• M6: 3,909,591 km (0.113 R)
• M7: 4,532,815 km (0.048 R)
• M8: 5,056,707 km (0.043 R)
• M9: 5,476,030 km (0.069 R)
• M10: 6,578,417 km (0.12 R)
• M11: 8,120,621 km (0.066 R)
• M12: 8,856,493 km (0.027 R)
• M13: 10,686,524 km (0.119 R)
• M14: 11,666,689 km (0.118 R)
• M15: 17,741,410 km (0.069 R)
• M16: 21,270,274 km (0.031 R)
• M17: 22,819,510 km (0.09 R)
• M18: 24,601,220 km (0.101 R)
• M19: 27,147,226 km (0.115 R)
• M20: 27,573,730 km (0.091 R)
• M21: 30,685,814 km (0.12 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.2

Radius: 8.4

Gravity: 9.84 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.42 AU - 11.88 AU

Year: 10685 Days

Day: 6.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,321,763 km

• M1: 111,899 km (0.083 R)
• M2: 387,608 km (0.037 R)
• M3: 756,217 km (0.088 R)
• M4: 1,114,953 km (0.094 R)
• M5: 1,393,654 km (0.052 R)
• M6: 2,148,674 km (0.101 R)
• M7: 2,506,512 km (0.064 R)
• M8: 4,237,958 km (0.093 R)
• M9: 4,529,674 km (0.114 R)
• M10: 5,554,569 km (0.095 R)
• M11: 6,269,348 km (0.081 R)
• M12: 7,003,724 km (0.091 R)
• M13: 10,209,755 km (0.093 R)
• M14: 10,576,121 km (0.068 R)
• M15: 11,335,479 km (0.093 R)
• M16: 11,671,775 km (0.097 R)
• M17: 12,482,596 km (0.079 R)
• M18: 13,392,450 km (0.034 R)
• M19: 21,205,199 km (0.089 R)
• M20: 23,843,657 km (0.085 R)
• M21: 27,590,634 km (0.097 R)
• M22: 37,080,226 km (0.062 R)
• M23: 37,697,766 km (0.086 R)
• M24: 45,794,900 km (0.107 R)
• M25: 48,535,533 km (0.115 R)

Kuiper Belt

Range: 30.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 16,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit