🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.54 AU - 0.88 AU

Year: 221 Days

Day: 33.3 Hours

Environment

Temp: 186 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.6 AU - 2.64 AU

Year: 1139 Days

Day: 38.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.37 AU - 4.69 AU

Year: 3557 Days

Day: 40.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,622,132 km

• M1: 808,128 km (0.1 R)

Asteroid Belt

Center: 4.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.1

Radius: 14.7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.23 AU - 5.49 AU

Year: 4579 Days

Day: 10.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,622,132 km

• M1: 182,809 km (0.102 R)
• M2: 857,046 km (0.08 R)
• M3: 1,528,292 km (0.07 R)
• M4: 2,131,620 km (0.052 R)
• M5: 2,892,624 km (0.089 R)
• M6: 3,503,732 km (0.062 R)
• M7: 4,058,590 km (0.115 R)
• M8: 4,620,779 km (0.046 R)
• M9: 5,518,665 km (0.059 R)
• M10: 7,097,671 km (0.109 R)
• M11: 8,721,705 km (0.117 R)
• M12: 9,204,907 km (0.064 R)
• M13: 11,039,126 km (0.107 R)
• M14: 11,701,695 km (0.028 R)
• M15: 12,290,662 km (0.045 R)
• M16: 13,002,748 km (0.092 R)
• M17: 14,846,990 km (0.096 R)
• M18: 17,296,356 km (0.081 R)
• M19: 19,251,600 km (0.026 R)
• M20: 20,563,873 km (0.044 R)
• M21: 21,350,459 km (0.107 R)
• M22: 23,212,802 km (0.116 R)
• M23: 23,675,359 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.4

Radius: 10

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.43 AU - 7.71 AU

Year: 6213 Days

Day: 12.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,622,132 km

• M1: 124,465 km (0.067 R)
• M2: 781,200 km (0.067 R)
• M3: 1,118,992 km (0.064 R)
• M4: 1,445,714 km (0.111 R)
• M5: 1,983,219 km (0.094 R)
• M6: 2,487,663 km (0.104 R)
• M7: 4,372,447 km (0.071 R)
• M8: 5,260,310 km (0.058 R)
• M9: 5,684,719 km (0.112 R)
• M10: 7,169,628 km (0.074 R)
• M11: 7,502,632 km (0.073 R)
• M12: 9,196,230 km (0.115 R)
• M13: 10,791,242 km (0.109 R)
• M14: 11,730,418 km (0.047 R)
• M15: 12,939,169 km (0.053 R)
• M16: 13,658,136 km (0.109 R)
• M17: 14,461,925 km (0.119 R)
• M18: 16,867,459 km (0.117 R)
• M19: 18,960,782 km (0.092 R)
• M20: 19,743,628 km (0.079 R)
• M21: 22,614,112 km (0.082 R)
• M22: 22,931,708 km (0.076 R)
• M23: 23,332,780 km (0.079 R)
• M24: 26,185,312 km (0.105 R)
• M25: 32,673,821 km (0.086 R)
• M26: 33,079,829 km (0.088 R)
• M27: 33,489,129 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.2

Radius: 14.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.44 AU - 8.34 AU

Year: 6673 Days

Day: 6.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,622,132 km

• M1: 185,501 km (0.117 R)
• M2: 753,973 km (0.089 R)
• M3: 1,527,843 km (0.095 R)
• M4: 2,395,361 km (0.088 R)
• M5: 2,900,254 km (0.079 R)
• M6: 3,712,271 km (0.084 R)
• M7: 4,648,305 km (0.059 R)
• M8: 5,210,793 km (0.088 R)
• M9: 5,818,759 km (0.085 R)
• M10: 7,145,991 km (0.091 R)
• M11: 7,763,830 km (0.107 R)
• M12: 9,256,817 km (0.078 R)
• M13: 11,232,107 km (0.089 R)
• M14: 12,619,179 km (0.062 R)
• M15: 13,769,287 km (0.112 R)
• M16: 14,832,030 km (0.114 R)
• M17: 16,611,647 km (0.063 R)
• M18: 17,933,643 km (0.101 R)
• M19: 20,527,371 km (0.108 R)
• M20: 22,321,349 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.7

Radius: 9.3

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.91 AU - 10.55 AU

Year: 11198 Days

Day: 8 Hours

Environment

Temp: -175 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 51,622,132 km

• M1: 115,938 km (0.109 R)
• M2: 650,601 km (0.084 R)
• M3: 1,099,844 km (0.095 R)
• M4: 1,493,884 km (0.101 R)
• M5: 1,862,344 km (0.107 R)
• M6: 2,965,329 km (0.081 R)
• M7: 3,475,757 km (0.078 R)
• M8: 4,703,806 km (0.087 R)
• M9: 4,993,727 km (0.102 R)
• M10: 5,539,011 km (0.071 R)
• M11: 6,748,659 km (0.109 R)
• M12: 7,329,996 km (0.09 R)
• M13: 7,721,045 km (0.083 R)
• M14: 10,972,405 km (0.057 R)
• M15: 11,484,778 km (0.12 R)
• M16: 14,900,846 km (0.06 R)
• M17: 17,675,587 km (0.11 R)
• M18: 19,595,526 km (0.061 R)
• M19: 21,650,402 km (0.099 R)
• M20: 25,783,791 km (0.114 R)
• M21: 26,183,816 km (0.109 R)
• M22: 26,791,632 km (0.037 R)
• M23: 28,458,302 km (0.045 R)
• M24: 29,862,577 km (0.115 R)
• M25: 30,637,644 km (0.028 R)
• M26: 33,872,249 km (0.079 R)
• M27: 34,231,733 km (0.078 R)
• M28: 36,067,747 km (0.1 R)
• M29: 36,568,302 km (0.056 R)
• M30: 37,073,344 km (0.119 R)
• M31: 38,356,595 km (0.104 R)
• M32: 40,202,333 km (0.103 R)
• M33: 48,179,191 km (0.107 R)
• M34: 50,326,519 km (0.025 R)
• M35: 51,265,994 km (0.092 R)
• M36: 52,057,665 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674

Radius: 12.8

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.35 AU - 10.19 AU

Year: 11267 Days

Day: 12.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,622,132 km

• M1: 159,322 km (0.114 R)
• M2: 818,600 km (0.08 R)
• M3: 1,605,036 km (0.102 R)
• M4: 2,128,778 km (0.058 R)
• M5: 2,703,084 km (0.065 R)
• M6: 3,971,973 km (0.079 R)
• M7: 5,333,463 km (0.116 R)
• M8: 6,866,093 km (0.089 R)
• M9: 7,270,756 km (0.079 R)
• M10: 7,734,360 km (0.093 R)
• M11: 10,356,810 km (0.044 R)
• M12: 13,150,251 km (0.059 R)
• M13: 16,918,622 km (0.119 R)
• M14: 18,038,960 km (0.089 R)
• M15: 21,783,395 km (0.111 R)
• M16: 22,395,400 km (0.079 R)
• M17: 24,769,368 km (0.067 R)
• M18: 26,409,559 km (0.086 R)
• M19: 28,120,959 km (0.095 R)
• M20: 31,541,365 km (0.044 R)
• M21: 32,212,162 km (0.115 R)
• M22: 33,582,478 km (0.048 R)
• M23: 36,930,329 km (0.074 R)
• M24: 38,304,385 km (0.095 R)
• M25: 42,090,259 km (0.027 R)
• M26: 43,451,450 km (0.071 R)
• M27: 46,261,795 km (0.118 R)
• M28: 46,982,857 km (0.101 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 19,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit