🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.61 AU - 0.67 AU

Year: 195 Days

Day: 34.9 Hours

Environment

Temp: 161 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.5 AU - 2.74 AU

Year: 1615 Days

Day: 32.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970

Radius: 14.7

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.42 AU - 8.58 AU

Year: 8617 Days

Day: 11.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,899,273 km

• M1: 188,493 km (0.096 R)
• M2: 672,143 km (0.032 R)
• M3: 1,295,069 km (0.112 R)
• M4: 2,702,635 km (0.061 R)
• M5: 3,175,364 km (0.112 R)
• M6: 4,043,481 km (0.088 R)
• M7: 5,002,254 km (0.115 R)
• M8: 5,519,264 km (0.075 R)
• M9: 6,179,888 km (0.086 R)
• M10: 8,043,130 km (0.112 R)
• M11: 9,903,977 km (0.102 R)
• M12: 10,988,861 km (0.114 R)
• M13: 12,382,216 km (0.08 R)
• M14: 14,526,851 km (0.111 R)
• M15: 16,413,130 km (0.081 R)
• M16: 17,197,173 km (0.1 R)
• M17: 19,620,808 km (0.043 R)
• M18: 22,006,894 km (0.106 R)
• M19: 23,581,860 km (0.088 R)
• M20: 25,512,870 km (0.101 R)
• M21: 27,053,578 km (0.111 R)
• M22: 30,638,691 km (0.082 R)
• M23: 42,607,867 km (0.108 R)
• M24: 47,154,745 km (0.051 R)
• M25: 48,739,585 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.1

Radius: 12.1

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 7.82 AU - 8.48 AU

Year: 8860 Days

Day: 10.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,899,273 km

• M1: 151,543 km (0.112 R)
• M2: 612,154 km (0.057 R)
• M3: 1,194,240 km (0.067 R)
• M4: 2,732,256 km (0.1 R)
• M5: 3,400,958 km (0.083 R)
• M6: 3,797,692 km (0.115 R)
• M7: 4,606,418 km (0.072 R)
• M8: 5,038,307 km (0.116 R)
• M9: 5,556,364 km (0.106 R)
• M10: 7,693,220 km (0.113 R)
• M11: 10,015,577 km (0.071 R)
• M12: 11,168,678 km (0.12 R)
• M13: 11,752,708 km (0.083 R)
• M14: 16,428,539 km (0.066 R)
• M15: 22,065,237 km (0.102 R)
• M16: 24,333,290 km (0.086 R)
• M17: 24,739,449 km (0.086 R)
• M18: 31,870,929 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.2

Radius: 10.6

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.54 AU - 9.3 AU

Year: 9304 Days

Day: 13.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,899,273 km

• M1: 147,803 km (0.05 R)
• M2: 653,743 km (0.052 R)
• M3: 1,266,795 km (0.062 R)
• M4: 1,877,752 km (0.073 R)
• M5: 2,735,247 km (0.116 R)
• M6: 3,153,224 km (0.075 R)
• M7: 4,333,850 km (0.071 R)
• M8: 4,757,661 km (0.046 R)
• M9: 5,365,477 km (0.088 R)
• M10: 6,773,642 km (0.106 R)
• M11: 7,306,809 km (0.1 R)
• M12: 8,587,217 km (0.107 R)
• M13: 12,239,948 km (0.111 R)
• M14: 12,575,197 km (0.109 R)
• M15: 14,969,810 km (0.098 R)
• M16: 16,341,623 km (0.059 R)
• M17: 17,092,754 km (0.039 R)
• M18: 18,298,812 km (0.119 R)
• M19: 22,009,587 km (0.113 R)
• M20: 22,589,727 km (0.093 R)
• M21: 24,040,827 km (0.084 R)
• M22: 27,033,831 km (0.115 R)
• M23: 29,460,309 km (0.11 R)
• M24: 32,881,014 km (0.081 R)
• M25: 41,246,227 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.8

Radius: 12

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.48 AU - 10.54 AU

Year: 9453 Days

Day: 8.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,899,273 km

• M1: 149,299 km (0.068 R)
• M2: 595,250 km (0.101 R)
• M3: 1,184,217 km (0.119 R)
• M4: 2,044,405 km (0.113 R)
• M5: 3,818,486 km (0.042 R)
• M6: 5,033,071 km (0.08 R)
• M7: 5,545,593 km (0.101 R)
• M8: 6,453,054 km (0.113 R)
• M9: 8,254,063 km (0.08 R)
• M10: 9,579,500 km (0.066 R)
• M11: 11,042,118 km (0.084 R)
• M12: 11,470,716 km (0.08 R)
• M13: 12,134,332 km (0.071 R)
• M14: 12,999,756 km (0.039 R)
• M15: 13,721,266 km (0.104 R)
• M16: 14,217,034 km (0.096 R)
• M17: 16,527,872 km (0.114 R)
• M18: 17,518,808 km (0.028 R)
• M19: 20,090,096 km (0.112 R)
• M20: 25,317,046 km (0.062 R)
• M21: 27,405,432 km (0.11 R)
• M22: 39,096,207 km (0.06 R)
• M23: 43,585,938 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.2

Radius: 12.6

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 10.62 AU - 12 AU

Year: 14484 Days

Day: 11.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,899,273 km

• M1: 156,779 km (0.081 R)
• M2: 652,995 km (0.096 R)
• M3: 1,289,384 km (0.034 R)
• M4: 3,070,646 km (0.045 R)
• M5: 3,807,116 km (0.103 R)
• M6: 5,025,591 km (0.08 R)
• M7: 7,341,665 km (0.098 R)
• M8: 9,270,131 km (0.093 R)
• M9: 10,981,680 km (0.103 R)
• M10: 11,636,919 km (0.04 R)
• M11: 12,508,476 km (0.089 R)
• M12: 14,242,016 km (0.028 R)
• M13: 15,755,199 km (0.115 R)
• M14: 17,135,239 km (0.062 R)
• M15: 18,677,893 km (0.047 R)
• M16: 26,408,811 km (0.072 R)
• M17: 27,912,719 km (0.117 R)
• M18: 29,929,148 km (0.089 R)
• M19: 30,973,042 km (0.061 R)
• M20: 32,041,022 km (0.1 R)
• M21: 34,628,317 km (0.106 R)
• M22: 37,219,202 km (0.07 R)
• M23: 38,155,685 km (0.041 R)
• M24: 40,075,923 km (0.063 R)
• M25: 41,343,915 km (0.1 R)
• M26: 47,304,343 km (0.117 R)
• M27: 49,518,990 km (0.116 R)
• M28: 50,164,205 km (0.047 R)
• M29: 50,978,616 km (0.044 R)
• M30: 53,474,956 km (0.047 R)
• M31: 54,667,400 km (0.109 R)
• M32: 58,171,880 km (0.059 R)
• M33: 61,451,514 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.8

Radius: 9.1

Gravity: 11.1 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 11.42 AU - 11.46 AU

Year: 14734 Days

Day: 11.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 62.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,899,273 km

• M1: 113,395 km (0.113 R)
• M2: 485,744 km (0.098 R)
• M3: 1,273,078 km (0.066 R)
• M4: 1,849,778 km (0.079 R)
• M5: 2,352,427 km (0.104 R)
• M6: 2,870,783 km (0.099 R)
• M7: 3,631,040 km (0.106 R)
• M8: 4,389,052 km (0.093 R)
• M9: 4,686,452 km (0.087 R)
• M10: 5,359,045 km (0.108 R)
• M11: 6,635,414 km (0.04 R)
• M12: 7,028,407 km (0.042 R)
• M13: 7,390,733 km (0.064 R)
• M14: 8,351,301 km (0.115 R)
• M15: 8,913,939 km (0.099 R)
• M16: 11,420,601 km (0.12 R)
• M17: 13,172,392 km (0.105 R)
• M18: 14,076,711 km (0.086 R)
• M19: 21,885,720 km (0.056 R)
• M20: 22,562,052 km (0.114 R)
• M21: 24,987,033 km (0.048 R)
• M22: 27,357,860 km (0.069 R)
• M23: 29,874,695 km (0.028 R)
• M24: 30,827,035 km (0.118 R)
• M25: 34,578,949 km (0.057 R)
• M26: 37,106,256 km (0.065 R)
• M27: 42,525,888 km (0.026 R)
• M28: 43,730,450 km (0.093 R)
• M29: 47,641,237 km (0.094 R)
• M30: 50,262,790 km (0.107 R)
• M31: 57,782,327 km (0.096 R)
• M32: 63,450,890 km (0.108 R)
• M33: 64,627,477 km (0.035 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.2

Radius: 6.9

Gravity: 13.4 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 9.24 AU - 14.32 AU

Year: 15396 Days

Day: 17.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,899,273 km

• M1: 87,365 km (0.097 R)
• M2: 317,895 km (0.04 R)
• M3: 599,588 km (0.077 R)
• M4: 991,385 km (0.058 R)
• M5: 1,410,708 km (0.111 R)
• M6: 2,128,479 km (0.117 R)
• M7: 4,382,021 km (0.086 R)
• M8: 5,216,777 km (0.043 R)
• M9: 5,880,543 km (0.113 R)
• M10: 6,353,272 km (0.076 R)
• M11: 6,640,649 km (0.092 R)
• M12: 8,452,280 km (0.032 R)
• M13: 9,577,854 km (0.082 R)
• M14: 13,282,795 km (0.117 R)
• M15: 14,444,572 km (0.112 R)
• M16: 16,046,616 km (0.104 R)
• M17: 19,086,893 km (0.044 R)
• M18: 20,563,574 km (0.091 R)
• M19: 22,021,405 km (0.109 R)
• M20: 25,654,090 km (0.091 R)
• M21: 31,406,876 km (0.065 R)
• M22: 45,831,851 km (0.096 R)
• M23: 51,695,489 km (0.046 R)
• M24: 62,421,208 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 354.7

Radius: 3.6

Gravity: 27.37 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 17.04 AU - 19.18 AU

Year: 29348 Days

Day: 15.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,899,273 km

• M1: 49,816 km (0.115 R)
• M2: 191,485 km (0.098 R)
• M3: 310,864 km (0.09 R)
• M4: 536,009 km (0.088 R)
• M5: 764,595 km (0.082 R)
• M6: 884,423 km (0.094 R)
• M7: 1,545,645 km (0.101 R)
• M8: 2,348,687 km (0.08 R)
• M9: 2,652,969 km (0.074 R)
• M10: 3,662,754 km (0.113 R)
• M11: 5,016,166 km (0.065 R)
• M12: 8,283,982 km (0.116 R)
• M13: 8,495,813 km (0.101 R)
• M14: 9,321,892 km (0.076 R)
• M15: 10,815,627 km (0.106 R)
• M16: 15,035,783 km (0.116 R)
• M17: 16,823,178 km (0.117 R)
• M18: 17,593,458 km (0.105 R)
• M19: 18,566,592 km (0.081 R)
• M20: 18,837,962 km (0.117 R)
• M21: 20,910,342 km (0.103 R)
• M22: 23,025,655 km (0.063 R)
• M23: 23,761,228 km (0.065 R)
• M24: 24,620,967 km (0.116 R)
• M25: 28,029,854 km (0.083 R)
• M26: 30,720,521 km (0.115 R)
• M27: 32,128,237 km (0.092 R)
• M28: 38,043,935 km (0.09 R)
• M29: 41,026,917 km (0.091 R)
• M30: 48,130,273 km (0.106 R)
• M31: 50,025,827 km (0.077 R)
• M32: 54,149,193 km (0.096 R)
• M33: 54,517,952 km (0.107 R)
• M34: 71,126,457 km (0.113 R)
• M35: 74,262,029 km (0.065 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 18,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit