🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.67 AU - 1.07 AU

Year: 298 Days

Day: 43.6 Hours

Environment

Temp: 90 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,177,187 km

• M1: 17,204 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.12 AU - 1.22 AU

Year: 465 Days

Day: 38 Hours

Environment

Temp: 6 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.7 AU - 1.7 AU

Year: 814 Days

Day: 25.7 Hours

Environment

Temp: -49 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,177,187 km

• M1: 94,247 km (0.105 R)
• M2: 652,845 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.35 AU - 2.17 AU

Year: 857 Days

Day: 28.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.25 AU - 4.73 AU

Year: 2926 Days

Day: 15.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,177,187 km

• M1: 1,232,686 km (0.065 R)

Asteroid Belt

Center: 5.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.9

Radius: 10.8

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 6.07 AU - 6.69 AU

Year: 5916 Days

Day: 8.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,177,187 km

• M1: 134,339 km (0.102 R)
• M2: 696,079 km (0.113 R)
• M3: 1,168,659 km (0.083 R)
• M4: 2,252,046 km (0.066 R)
• M5: 2,728,665 km (0.093 R)
• M6: 3,129,587 km (0.101 R)
• M7: 3,816,840 km (0.099 R)
• M8: 4,370,651 km (0.057 R)
• M9: 4,733,725 km (0.079 R)
• M10: 5,520,610 km (0.113 R)
• M11: 7,175,312 km (0.095 R)
• M12: 8,135,731 km (0.12 R)
• M13: 8,647,206 km (0.045 R)
• M14: 9,390,707 km (0.063 R)
• M15: 11,243,028 km (0.108 R)
• M16: 11,878,071 km (0.102 R)
• M17: 13,489,240 km (0.106 R)
• M18: 14,319,059 km (0.115 R)
• M19: 14,660,292 km (0.05 R)
• M20: 15,477,994 km (0.086 R)
• M21: 17,268,082 km (0.073 R)
• M22: 19,399,253 km (0.106 R)
• M23: 21,035,405 km (0.1 R)
• M24: 32,534,994 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.3

Radius: 9.8

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.23 AU - 7.59 AU

Year: 6668 Days

Day: 9.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,177,187 km

• M1: 127,607 km (0.06 R)
• M2: 616,493 km (0.079 R)
• M3: 950,694 km (0.103 R)
• M4: 1,384,977 km (0.095 R)
• M5: 1,740,721 km (0.115 R)
• M6: 2,293,934 km (0.112 R)
• M7: 2,718,642 km (0.12 R)
• M8: 3,328,702 km (0.075 R)
• M9: 4,290,018 km (0.097 R)
• M10: 4,763,047 km (0.088 R)
• M11: 7,201,492 km (0.089 R)
• M12: 8,624,317 km (0.071 R)
• M13: 9,656,094 km (0.07 R)
• M14: 10,372,069 km (0.077 R)
• M15: 11,225,974 km (0.079 R)
• M16: 12,017,496 km (0.093 R)
• M17: 14,129,070 km (0.114 R)
• M18: 15,114,471 km (0.109 R)
• M19: 16,543,580 km (0.096 R)
• M20: 17,222,006 km (0.092 R)
• M21: 17,637,888 km (0.101 R)
• M22: 18,634,509 km (0.113 R)
• M23: 20,199,303 km (0.038 R)
• M24: 26,138,189 km (0.066 R)
• M25: 26,503,656 km (0.113 R)
• M26: 28,769,167 km (0.113 R)
• M27: 31,882,597 km (0.086 R)
• M28: 36,222,880 km (0.073 R)
• M29: 39,007,645 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.1

Radius: 13.6

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.83 AU - 9.73 AU

Year: 9550 Days

Day: 11.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,177,187 km

• M1: 169,195 km (0.111 R)
• M2: 620,083 km (0.098 R)
• M3: 1,192,744 km (0.098 R)
• M4: 2,595,523 km (0.082 R)
• M5: 3,922,905 km (0.101 R)
• M6: 4,850,861 km (0.107 R)
• M7: 5,790,784 km (0.091 R)
• M8: 6,287,599 km (0.105 R)
• M9: 9,169,302 km (0.116 R)
• M10: 10,315,970 km (0.078 R)
• M11: 13,342,634 km (0.05 R)
• M12: 13,977,079 km (0.067 R)
• M13: 14,451,154 km (0.105 R)
• M14: 14,997,336 km (0.065 R)
• M15: 18,427,316 km (0.12 R)
• M16: 21,476,869 km (0.049 R)
• M17: 28,180,948 km (0.074 R)
• M18: 30,396,492 km (0.103 R)
• M19: 32,004,669 km (0.077 R)
• M20: 36,383,848 km (0.114 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.5

Radius: 8.5

Gravity: 11.3 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 10.37 AU - 11.07 AU

Year: 12884 Days

Day: 14.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,177,187 km

• M1: 106,962 km (0.067 R)
• M2: 537,505 km (0.027 R)
• M3: 855,849 km (0.069 R)
• M4: 1,555,668 km (0.035 R)
• M5: 2,055,774 km (0.082 R)
• M6: 2,725,673 km (0.118 R)
• M7: 3,669,037 km (0.103 R)
• M8: 4,524,588 km (0.049 R)
• M9: 7,129,835 km (0.103 R)
• M10: 7,480,342 km (0.117 R)
• M11: 8,847,966 km (0.108 R)
• M12: 17,691,893 km (0.087 R)
• M13: 18,498,525 km (0.105 R)
• M14: 20,011,857 km (0.093 R)
• M15: 24,546,916 km (0.108 R)
• M16: 43,606,583 km (0.098 R)
• M17: 52,262,764 km (0.082 R)
• M18: 53,253,102 km (0.053 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 10,778 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit