🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.4 AU - 0.6 AU

Year: 232 Days

Day: 33 Hours

Environment

Temp: -108 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.63 AU - 0.71 AU

Year: 360 Days

Day: 30.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.5

Radius: 13.7

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.7 AU - 1.12 AU

Year: 569 Days

Day: 5.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 73,173,927 km

• M1: 170,392 km (0.074 R)
• M2: 701,764 km (0.108 R)
• M3: 1,260,212 km (0.11 R)
• M4: 2,067,143 km (0.09 R)
• M5: 2,505,465 km (0.058 R)
• M6: 2,953,660 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.1

Radius: 14.6

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.2 AU - 1.52 AU

Year: 1040 Days

Day: 6.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,173,927 km

• M1: 181,612 km (0.082 R)
• M2: 761,453 km (0.098 R)
• M3: 1,298,360 km (0.054 R)
• M4: 1,793,678 km (0.111 R)
• M5: 2,574,879 km (0.054 R)
• M6: 3,238,046 km (0.059 R)
• M7: 3,721,995 km (0.072 R)
• M8: 4,404,012 km (0.092 R)
• M9: 5,397,042 km (0.114 R)
• M10: 6,803,113 km (0.083 R)
• M11: 7,482,736 km (0.033 R)
• M12: 9,538,061 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.5

Radius: 8.2

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.16 AU - 1.74 AU

Year: 1145 Days

Day: 8.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,173,927 km

• M1: 102,475 km (0.06 R)
• M2: 442,062 km (0.119 R)
• M3: 856,747 km (0.103 R)
• M4: 1,293,274 km (0.094 R)
• M5: 1,824,795 km (0.109 R)
• M6: 2,141,494 km (0.083 R)
• M7: 2,977,895 km (0.109 R)
• M8: 3,419,658 km (0.089 R)
• M9: 3,732,916 km (0.068 R)
• M10: 4,114,241 km (0.081 R)
• M11: 5,144,072 km (0.104 R)
• M12: 6,358,508 km (0.068 R)
• M13: 6,764,367 km (0.07 R)
• M14: 7,211,665 km (0.092 R)
• M15: 9,957,085 km (0.069 R)

Asteroid Belt

Center: 3.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.4

Radius: 14.4

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.5 AU - 4.88 AU

Year: 6663 Days

Day: 7.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,173,927 km

• M1: 179,517 km (0.092 R)
• M2: 911,949 km (0.079 R)
• M3: 1,363,734 km (0.093 R)
• M4: 2,461,633 km (0.054 R)
• M5: 2,973,407 km (0.109 R)
• M6: 3,510,912 km (0.093 R)
• M7: 4,320,087 km (0.102 R)
• M8: 6,175,699 km (0.115 R)
• M9: 7,357,522 km (0.09 R)
• M10: 8,103,717 km (0.105 R)
• M11: 8,600,531 km (0.099 R)
• M12: 9,250,384 km (0.103 R)
• M13: 9,747,498 km (0.119 R)
• M14: 12,290,512 km (0.076 R)
• M15: 13,115,993 km (0.055 R)
• M16: 14,755,736 km (0.092 R)
• M17: 16,992,972 km (0.048 R)
• M18: 19,301,865 km (0.114 R)
• M19: 21,892,452 km (0.111 R)
• M20: 22,696,540 km (0.102 R)
• M21: 24,793,154 km (0.088 R)
• M22: 26,111,560 km (0.118 R)
• M23: 30,051,519 km (0.06 R)
• M24: 32,679,804 km (0.101 R)
• M25: 35,567,941 km (0.085 R)
• M26: 36,232,155 km (0.09 R)
• M27: 38,972,190 km (0.035 R)
• M28: 39,441,927 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.8

Radius: 8.5

Gravity: 12.45 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.92 AU - 6.3 AU

Year: 7578 Days

Day: 9.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,173,927 km

• M1: 105,766 km (0.037 R)
• M2: 409,001 km (0.074 R)
• M3: 844,630 km (0.049 R)
• M4: 1,377,497 km (0.058 R)
• M5: 1,801,458 km (0.077 R)
• M6: 2,589,689 km (0.08 R)
• M7: 3,149,783 km (0.096 R)
• M8: 4,072,054 km (0.05 R)
• M9: 4,567,373 km (0.077 R)
• M10: 5,417,088 km (0.102 R)
• M11: 5,811,877 km (0.089 R)
• M12: 7,074,483 km (0.097 R)
• M13: 7,426,786 km (0.081 R)
• M14: 9,888,718 km (0.089 R)
• M15: 11,516,044 km (0.083 R)
• M16: 11,785,619 km (0.072 R)
• M17: 13,373,601 km (0.065 R)
• M18: 16,624,363 km (0.083 R)
• M19: 17,815,461 km (0.075 R)
• M20: 23,409,524 km (0.062 R)
• M21: 26,461,171 km (0.101 R)
• M22: 27,984,974 km (0.118 R)
• M23: 30,584,537 km (0.12 R)
• M24: 33,669,245 km (0.077 R)
• M25: 34,555,313 km (0.07 R)
• M26: 35,343,395 km (0.059 R)
• M27: 36,028,254 km (0.093 R)
• M28: 37,072,297 km (0.115 R)
• M29: 37,898,077 km (0.071 R)
• M30: 38,856,850 km (0.062 R)
• M31: 39,220,523 km (0.113 R)
• M32: 41,072,993 km (0.107 R)
• M33: 43,502,313 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.1

Radius: 6.4

Gravity: 12.19 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 8.02 AU - 12.84 AU

Year: 22097 Days

Day: 21 Hours

Environment

Temp: -232 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,173,927 km

• M1: 79,586 km (0.042 R)
• M2: 293,361 km (0.113 R)
• M3: 746,942 km (0.05 R)
• M4: 1,016,069 km (0.078 R)
• M5: 1,455,288 km (0.119 R)
• M6: 1,789,490 km (0.102 R)
• M7: 1,994,588 km (0.098 R)
• M8: 2,754,396 km (0.107 R)
• M9: 3,692,674 km (0.077 R)
• M10: 4,218,361 km (0.084 R)
• M11: 6,305,999 km (0.063 R)
• M12: 8,213,821 km (0.097 R)
• M13: 9,718,775 km (0.073 R)
• M14: 11,209,967 km (0.074 R)
• M15: 11,461,890 km (0.054 R)
• M16: 12,108,452 km (0.108 R)
• M17: 14,267,598 km (0.106 R)
• M18: 17,499,959 km (0.045 R)
• M19: 20,903,460 km (0.11 R)
• M20: 27,022,312 km (0.113 R)
• M21: 31,662,240 km (0.088 R)
• M22: 32,293,094 km (0.116 R)
• M23: 45,925,948 km (0.113 R)
• M24: 46,734,076 km (0.115 R)
• M25: 49,891,339 km (0.094 R)
• M26: 51,782,705 km (0.111 R)
• M27: 53,010,903 km (0.092 R)
• M28: 59,063,334 km (0.113 R)
• M29: 65,356,916 km (0.074 R)
• M30: 72,518,017 km (0.068 R)
• M31: 72,954,842 km (0.096 R)
• M32: 73,173,854 km (0.112 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: 444 - 15,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit