🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.63 AU - 0.91 AU

Year: 247 Days

Day: 22.6 Hours

Environment

Temp: 186 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.04 AU - 1.14 AU

Year: 416 Days

Day: 25.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 26.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 50,043,991 km

• M1: 141,669 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.06 AU - 1.74 AU

Year: 605 Days

Day: 32.3 Hours

Environment

Temp: -38 °C

Axial Tilt: 173.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.86 AU - 3.06 AU

Year: 1860 Days

Day: 32.8 Hours

Environment

Temp: -102 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.37 AU - 4.45 AU

Year: 3383 Days

Day: 35.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.9

Radius: 13.8

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.72 AU - 9 AU

Year: 7293 Days

Day: 10.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 56.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,043,991 km

• M1: 174,581 km (0.085 R)
• M2: 974,331 km (0.076 R)
• M3: 1,849,179 km (0.088 R)
• M4: 2,500,080 km (0.098 R)
• M5: 3,201,694 km (0.064 R)
• M6: 3,806,069 km (0.105 R)
• M7: 4,242,596 km (0.079 R)
• M8: 4,738,662 km (0.111 R)
• M9: 5,328,975 km (0.07 R)
• M10: 6,690,466 km (0.098 R)
• M11: 8,197,664 km (0.101 R)
• M12: 9,666,715 km (0.103 R)
• M13: 10,310,136 km (0.067 R)
• M14: 10,981,830 km (0.069 R)
• M15: 12,363,217 km (0.092 R)
• M16: 14,956,496 km (0.101 R)
• M17: 16,171,829 km (0.1 R)
• M18: 17,203,157 km (0.109 R)
• M19: 19,262,970 km (0.088 R)
• M20: 19,870,786 km (0.074 R)
• M21: 21,989,690 km (0.036 R)
• M22: 22,953,250 km (0.086 R)
• M23: 23,790,400 km (0.087 R)
• M24: 27,513,292 km (0.088 R)
• M25: 29,691,437 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.7

Radius: 14.4

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 8 AU - 13.06 AU

Year: 12481 Days

Day: 15 Hours

Environment

Temp: -180 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,043,991 km

• M1: 179,817 km (0.063 R)
• M2: 1,345,483 km (0.057 R)
• M3: 1,823,598 km (0.069 R)
• M4: 2,358,111 km (0.112 R)
• M5: 2,928,528 km (0.119 R)
• M6: 4,628,259 km (0.052 R)
• M7: 5,460,621 km (0.095 R)
• M8: 6,006,504 km (0.085 R)
• M9: 11,487,620 km (0.081 R)
• M10: 13,399,481 km (0.073 R)
• M11: 18,004,104 km (0.068 R)
• M12: 20,835,692 km (0.105 R)
• M13: 26,433,495 km (0.109 R)
• M14: 36,659,706 km (0.112 R)
• M15: 37,821,184 km (0.102 R)
• M16: 40,763,475 km (0.097 R)
• M17: 43,567,837 km (0.093 R)
• M18: 49,091,140 km (0.094 R)
• M19: 50,978,167 km (0.03 R)
• M20: 56,246,256 km (0.055 R)
• M21: 57,445,283 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.9

Radius: 14.6

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 10.84 AU - 13.2 AU

Year: 15221 Days

Day: 7.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,043,991 km

• M1: 181,612 km (0.1 R)
• M2: 743,651 km (0.072 R)
• M3: 1,198,429 km (0.098 R)
• M4: 2,308,445 km (0.053 R)
• M5: 2,845,202 km (0.071 R)
• M6: 3,360,118 km (0.08 R)
• M7: 4,358,983 km (0.098 R)
• M8: 5,696,687 km (0.104 R)
• M9: 6,319,014 km (0.102 R)
• M10: 7,933,624 km (0.084 R)
• M11: 9,067,576 km (0.103 R)
• M12: 13,455,431 km (0.044 R)
• M13: 15,139,155 km (0.053 R)
• M14: 18,251,539 km (0.066 R)
• M15: 19,091,830 km (0.079 R)
• M16: 23,784,865 km (0.031 R)
• M17: 27,636,411 km (0.051 R)
• M18: 29,083,023 km (0.105 R)
• M19: 31,765,462 km (0.047 R)
• M20: 32,248,215 km (0.101 R)
• M21: 33,476,712 km (0.117 R)
• M22: 36,816,634 km (0.065 R)
• M23: 42,234,172 km (0.086 R)
• M24: 44,152,166 km (0.037 R)
• M25: 47,844,391 km (0.079 R)
• M26: 58,326,714 km (0.067 R)
• M27: 60,888,877 km (0.058 R)
• M28: 63,525,240 km (0.084 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.8

Radius: 13.9

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 10.26 AU - 14.14 AU

Year: 15564 Days

Day: 14.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,043,991 km

• M1: 172,935 km (0.11 R)
• M2: 718,519 km (0.089 R)
• M3: 1,414,448 km (0.101 R)
• M4: 1,853,368 km (0.078 R)
• M5: 2,422,887 km (0.114 R)
• M6: 3,153,972 km (0.066 R)
• M7: 6,749,407 km (0.065 R)
• M8: 7,597,477 km (0.081 R)
• M9: 8,201,554 km (0.087 R)
• M10: 10,730,954 km (0.04 R)
• M11: 11,437,056 km (0.081 R)
• M12: 14,380,694 km (0.114 R)
• M13: 15,510,606 km (0.088 R)
• M14: 16,987,137 km (0.086 R)
• M15: 19,493,949 km (0.117 R)
• M16: 21,550,620 km (0.102 R)
• M17: 22,151,555 km (0.064 R)
• M18: 28,895,128 km (0.06 R)
• M19: 29,416,177 km (0.088 R)
• M20: 30,691,948 km (0.072 R)
• M21: 38,754,226 km (0.108 R)
• M22: 40,676,559 km (0.049 R)
• M23: 42,126,012 km (0.117 R)
• M24: 43,066,235 km (0.084 R)
• M25: 47,688,211 km (0.032 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 19,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit