🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.72 AU - 0.8 AU

Year: 241 Days

Day: 41.4 Hours

Environment

Temp: 117 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,080,237 km

• M1: 20,495 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.92 AU - 1.52 AU

Year: 490 Days

Day: 20.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 18.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.79 AU - 2.19 AU

Year: 1020 Days

Day: 38.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.95 AU - 2.61 AU

Year: 1251 Days

Day: 22.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.7

Radius: 12.9

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.1 AU - 7.88 AU

Year: 6717 Days

Day: 14.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,080,237 km

• M1: 161,267 km (0.11 R)
• M2: 625,020 km (0.113 R)
• M3: 1,162,525 km (0.077 R)
• M4: 1,728,454 km (0.075 R)
• M5: 2,368,882 km (0.077 R)
• M6: 2,814,385 km (0.054 R)
• M7: 3,360,417 km (0.093 R)
• M8: 3,877,128 km (0.116 R)
• M9: 4,339,086 km (0.092 R)
• M10: 4,953,784 km (0.081 R)
• M11: 8,176,720 km (0.12 R)
• M12: 10,465,717 km (0.066 R)
• M13: 11,061,117 km (0.06 R)
• M14: 12,211,225 km (0.095 R)
• M15: 12,927,500 km (0.092 R)
• M16: 14,995,691 km (0.113 R)
• M17: 15,625,198 km (0.11 R)
• M18: 16,076,236 km (0.113 R)
• M19: 16,936,873 km (0.1 R)
• M20: 22,842,248 km (0.092 R)
• M21: 23,676,107 km (0.111 R)
• M22: 24,357,675 km (0.07 R)
• M23: 27,308,343 km (0.06 R)
• M24: 29,208,386 km (0.036 R)
• M25: 35,657,700 km (0.082 R)
• M26: 39,568,637 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.2

Radius: 10.1

Gravity: 9.69 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7.7 AU - 7.8 AU

Year: 7841 Days

Day: 13.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,080,237 km

• M1: 150,047 km (0.05 R)
• M2: 498,610 km (0.109 R)
• M3: 1,123,031 km (0.077 R)
• M4: 1,561,203 km (0.061 R)
• M5: 2,061,309 km (0.089 R)
• M6: 2,787,607 km (0.119 R)
• M7: 3,222,039 km (0.119 R)
• M8: 4,282,987 km (0.099 R)
• M9: 5,204,959 km (0.105 R)
• M10: 6,182,431 km (0.085 R)
• M11: 6,546,403 km (0.115 R)
• M12: 7,766,972 km (0.115 R)
• M13: 8,453,476 km (0.053 R)
• M14: 9,947,361 km (0.113 R)
• M15: 11,178,102 km (0.064 R)
• M16: 12,855,693 km (0.106 R)
• M17: 14,063,397 km (0.1 R)
• M18: 15,279,328 km (0.116 R)
• M19: 18,066,336 km (0.066 R)
• M20: 19,040,518 km (0.083 R)
• M21: 21,012,068 km (0.116 R)
• M22: 21,587,721 km (0.079 R)
• M23: 24,806,319 km (0.071 R)
• M24: 25,172,385 km (0.056 R)
• M25: 25,635,091 km (0.115 R)
• M26: 26,673,001 km (0.118 R)
• M27: 28,731,767 km (0.066 R)
• M28: 33,052,902 km (0.087 R)
• M29: 34,508,638 km (0.092 R)
• M30: 35,890,025 km (0.071 R)
• M31: 37,427,592 km (0.08 R)
• M32: 38,030,471 km (0.092 R)
• M33: 38,395,341 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.2

Radius: 6.5

Gravity: 22.82 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 10.75 AU - 16.53 AU

Year: 18308 Days

Day: 16.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,080,237 km

• M1: 83,027 km (0.086 R)
• M2: 454,927 km (0.108 R)
• M3: 1,070,822 km (0.034 R)
• M4: 1,460,075 km (0.059 R)
• M5: 2,206,269 km (0.086 R)
• M6: 3,524,227 km (0.117 R)
• M7: 4,487,787 km (0.067 R)
• M8: 7,546,764 km (0.11 R)
• M9: 8,155,926 km (0.102 R)
• M10: 8,742,649 km (0.095 R)
• M11: 11,438,852 km (0.033 R)
• M12: 12,379,224 km (0.083 R)
• M13: 12,587,314 km (0.088 R)
• M14: 13,662,923 km (0.11 R)
• M15: 14,336,862 km (0.082 R)
• M16: 15,032,791 km (0.052 R)
• M17: 15,589,445 km (0.084 R)
• M18: 17,083,927 km (0.095 R)
• M19: 17,865,875 km (0.101 R)
• M20: 18,400,388 km (0.089 R)
• M21: 23,275,783 km (0.072 R)
• M22: 25,782,295 km (0.116 R)
• M23: 26,235,876 km (0.065 R)
• M24: 30,308,229 km (0.048 R)
• M25: 31,452,803 km (0.039 R)
• M26: 35,197,686 km (0.045 R)
• M27: 39,980,181 km (0.11 R)
• M28: 42,133,642 km (0.095 R)
• M29: 43,558,113 km (0.117 R)
• M30: 48,194,899 km (0.107 R)
• M31: 50,278,947 km (0.101 R)
• M32: 57,852,339 km (0.067 R)
• M33: 60,403,581 km (0.116 R)
• M34: 63,439,371 km (0.085 R)
• M35: 66,151,430 km (0.119 R)
• M36: 67,428,847 km (0.086 R)
• M37: 71,582,282 km (0.094 R)
• M38: 79,434,525 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.6

Radius: 7

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 11.81 AU - 17.89 AU

Year: 20798 Days

Day: 22.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,080,237 km

• M1: 90,208 km (0.063 R)
• M2: 331,808 km (0.073 R)
• M3: 570,865 km (0.083 R)
• M4: 929,900 km (0.083 R)
• M5: 1,202,019 km (0.062 R)
• M6: 1,910,365 km (0.071 R)
• M7: 2,145,383 km (0.104 R)
• M8: 3,205,434 km (0.059 R)
• M9: 5,149,458 km (0.088 R)
• M10: 6,519,924 km (0.106 R)
• M11: 7,769,216 km (0.107 R)
• M12: 9,116,045 km (0.102 R)
• M13: 10,312,080 km (0.088 R)
• M14: 11,673,720 km (0.054 R)
• M15: 12,064,919 km (0.078 R)
• M16: 13,574,810 km (0.033 R)
• M17: 15,752,057 km (0.097 R)
• M18: 17,131,051 km (0.09 R)
• M19: 18,151,757 km (0.031 R)
• M20: 20,034,596 km (0.073 R)
• M21: 22,641,787 km (0.068 R)
• M22: 24,394,476 km (0.09 R)
• M23: 27,475,295 km (0.076 R)
• M24: 27,704,927 km (0.078 R)
• M25: 29,108,903 km (0.103 R)
• M26: 32,185,084 km (0.083 R)
• M27: 32,825,363 km (0.111 R)
• M28: 34,263,747 km (0.075 R)
• M29: 35,743,718 km (0.074 R)
• M30: 38,830,371 km (0.116 R)
• M31: 39,119,544 km (0.029 R)
• M32: 40,735,500 km (0.101 R)
• M33: 47,150,855 km (0.091 R)
• M34: 51,724,212 km (0.095 R)
• M35: 52,249,899 km (0.117 R)
• M36: 62,927,896 km (0.081 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 19,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit