🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.48 AU - 0.54 AU

Year: 239 Days

Day: 31.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.51 AU - 0.65 AU

Year: 290 Days

Day: 18.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,970,750 km

• M1: 30,368 km (0.091 R)
• M2: 207,343 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726

Radius: 13.8

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.17 AU - 1.49 AU

Year: 1006 Days

Day: 12.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,970,750 km

• M1: 171,589 km (0.1 R)
• M2: 733,329 km (0.101 R)
• M3: 1,265,299 km (0.053 R)
• M4: 1,892,563 km (0.073 R)
• M5: 2,474,798 km (0.085 R)
• M6: 3,001,681 km (0.077 R)
• M7: 3,878,474 km (0.065 R)
• M8: 4,846,373 km (0.119 R)
• M9: 5,885,330 km (0.089 R)
• M10: 6,996,992 km (0.111 R)
• M11: 9,259,061 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.7

Radius: 11.9

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.51 AU - 2.17 AU

Year: 1637 Days

Day: 13 Hours

Environment

Temp: -182 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,970,750 km

• M1: 151,393 km (0.053 R)
• M2: 524,041 km (0.085 R)
• M3: 1,529,489 km (0.053 R)
• M4: 2,345,695 km (0.068 R)
• M5: 2,797,779 km (0.101 R)
• M6: 3,862,617 km (0.092 R)
• M7: 4,365,116 km (0.067 R)
• M8: 5,415,144 km (0.114 R)
• M9: 6,046,596 km (0.117 R)
• M10: 6,576,622 km (0.114 R)
• M11: 7,216,601 km (0.044 R)
• M12: 7,702,645 km (0.086 R)
• M13: 13,636,444 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.4

Radius: 12.7

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.98 AU - 4.1 AU

Year: 5327 Days

Day: 11.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,970,750 km

• M1: 164,857 km (0.099 R)
• M2: 612,603 km (0.107 R)
• M3: 1,103,583 km (0.032 R)
• M4: 1,524,552 km (0.087 R)
• M5: 1,942,080 km (0.045 R)
• M6: 2,341,057 km (0.114 R)
• M7: 3,795,747 km (0.101 R)
• M8: 4,705,302 km (0.06 R)
• M9: 5,239,815 km (0.066 R)
• M10: 6,304,503 km (0.054 R)
• M11: 6,921,893 km (0.107 R)
• M12: 7,367,396 km (0.1 R)
• M13: 8,053,003 km (0.069 R)
• M14: 8,546,377 km (0.092 R)
• M15: 9,344,781 km (0.088 R)
• M16: 10,323,599 km (0.05 R)
• M17: 11,416,861 km (0.114 R)
• M18: 12,737,212 km (0.118 R)
• M19: 14,877,209 km (0.079 R)
• M20: 18,004,553 km (0.112 R)
• M21: 20,271,858 km (0.07 R)
• M22: 21,909,655 km (0.074 R)
• M23: 24,806,319 km (0.116 R)
• M24: 27,521,371 km (0.099 R)
• M25: 28,294,941 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988.7

Radius: 7.9

Gravity: 15.84 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.85 AU - 7.67 AU

Year: 11530 Days

Day: 15.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,970,750 km

• M1: 99,483 km (0.107 R)
• M2: 525,687 km (0.092 R)
• M3: 889,808 km (0.083 R)
• M4: 1,204,861 km (0.09 R)
• M5: 2,540,022 km (0.106 R)
• M6: 3,037,585 km (0.089 R)
• M7: 3,819,084 km (0.11 R)
• M8: 4,256,957 km (0.112 R)
• M9: 4,598,938 km (0.085 R)
• M10: 5,736,630 km (0.108 R)
• M11: 7,223,483 km (0.089 R)
• M12: 8,079,482 km (0.095 R)
• M13: 10,597,214 km (0.117 R)
• M14: 11,052,889 km (0.109 R)
• M15: 17,116,540 km (0.112 R)
• M16: 19,211,359 km (0.068 R)
• M17: 19,718,047 km (0.089 R)
• M18: 20,060,775 km (0.079 R)
• M19: 22,478,875 km (0.053 R)
• M20: 22,852,870 km (0.093 R)
• M21: 23,231,053 km (0.112 R)
• M22: 27,245,961 km (0.103 R)
• M23: 27,993,053 km (0.061 R)
• M24: 28,863,563 km (0.049 R)
• M25: 35,595,617 km (0.112 R)
• M26: 38,718,472 km (0.116 R)
• M27: 40,760,184 km (0.115 R)
• M28: 42,019,200 km (0.074 R)
• M29: 43,159,883 km (0.119 R)
• M30: 45,652,034 km (0.048 R)
• M31: 57,622,257 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.9

Radius: 5.9

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.19 AU - 8.17 AU

Year: 13962 Days

Day: 24.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,970,750 km

• M1: 73,602 km (0.118 R)
• M2: 403,615 km (0.106 R)
• M3: 1,823,897 km (0.057 R)
• M4: 2,795,236 km (0.049 R)
• M5: 4,649,203 km (0.093 R)
• M6: 5,341,990 km (0.08 R)
• M7: 6,067,091 km (0.11 R)
• M8: 7,914,475 km (0.102 R)
• M9: 9,583,240 km (0.075 R)
• M10: 9,866,728 km (0.1 R)
• M11: 13,131,402 km (0.068 R)
• M12: 15,387,936 km (0.114 R)
• M13: 17,819,650 km (0.027 R)
• M14: 19,500,531 km (0.115 R)
• M15: 23,856,971 km (0.119 R)
• M16: 35,881,797 km (0.111 R)
• M17: 38,786,988 km (0.079 R)
• M18: 39,386,277 km (0.109 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 12,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit