🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1 AU - 1.02 AU

Year: 382 Days

Day: 14.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 66,870,706 km

• M1: 162,314 km (0.053 R)
• M2: 384,915 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.47 AU - 1.77 AU

Year: 777 Days

Day: 20.3 Hours

Environment

Temp: -53 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.87 AU - 2.89 AU

Year: 1841 Days

Day: 27.7 Hours

Environment

Temp: -107 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.15 AU - 4.43 AU

Year: 2780 Days

Day: 14.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.8

Radius: 14.9

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.39 AU - 7.13 AU

Year: 5208 Days

Day: 10.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,870,706 km

• M1: 185,950 km (0.114 R)
• M2: 809,474 km (0.079 R)
• M3: 1,498,671 km (0.104 R)
• M4: 5,439,977 km (0.095 R)
• M5: 6,407,426 km (0.066 R)
• M6: 7,936,017 km (0.091 R)
• M7: 9,013,272 km (0.11 R)
• M8: 10,006,153 km (0.111 R)
• M9: 11,754,952 km (0.104 R)
• M10: 12,415,426 km (0.105 R)
• M11: 13,755,225 km (0.073 R)
• M12: 14,317,563 km (0.104 R)
• M13: 15,973,911 km (0.099 R)
• M14: 18,830,183 km (0.118 R)
• M15: 20,019,935 km (0.113 R)
• M16: 20,596,934 km (0.064 R)
• M17: 22,011,831 km (0.102 R)
• M18: 23,570,341 km (0.094 R)
• M19: 25,789,626 km (0.094 R)
• M20: 28,055,285 km (0.101 R)
• M21: 28,960,951 km (0.091 R)
• M22: 30,167,607 km (0.11 R)
• M23: 33,280,290 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920

Radius: 14.7

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 9.2 AU - 10.3 AU

Year: 11469 Days

Day: 8.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,870,706 km

• M1: 182,958 km (0.093 R)
• M2: 695,181 km (0.087 R)
• M3: 2,147,477 km (0.071 R)
• M4: 2,788,953 km (0.06 R)
• M5: 3,428,035 km (0.027 R)
• M6: 4,679,870 km (0.098 R)
• M7: 5,481,565 km (0.106 R)
• M8: 7,446,533 km (0.029 R)
• M9: 8,589,162 km (0.112 R)
• M10: 11,453,063 km (0.096 R)
• M11: 11,925,793 km (0.057 R)
• M12: 12,597,337 km (0.094 R)
• M13: 13,488,342 km (0.095 R)
• M14: 14,972,952 km (0.112 R)
• M15: 19,158,401 km (0.101 R)
• M16: 21,563,486 km (0.075 R)
• M17: 28,554,194 km (0.089 R)
• M18: 36,159,601 km (0.041 R)
• M19: 37,827,766 km (0.074 R)
• M20: 39,546,646 km (0.1 R)
• M21: 43,282,254 km (0.098 R)
• M22: 45,751,367 km (0.073 R)
• M23: 56,060,456 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.5

Radius: 6.1

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 9.67 AU - 15.61 AU

Year: 16930 Days

Day: 20.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,870,706 km

• M1: 75,846 km (0.103 R)
• M2: 481,256 km (0.085 R)
• M3: 1,129,913 km (0.041 R)
• M4: 2,213,151 km (0.076 R)
• M5: 2,432,910 km (0.106 R)
• M6: 3,249,864 km (0.069 R)
• M7: 3,534,549 km (0.111 R)
• M8: 4,432,884 km (0.077 R)
• M9: 6,302,109 km (0.099 R)
• M10: 7,329,398 km (0.028 R)
• M11: 7,572,046 km (0.103 R)
• M12: 8,731,130 km (0.089 R)
• M13: 9,662,676 km (0.057 R)
• M14: 9,905,623 km (0.113 R)
• M15: 11,831,696 km (0.103 R)
• M16: 13,809,828 km (0.077 R)
• M17: 14,494,388 km (0.075 R)
• M18: 14,941,536 km (0.102 R)
• M19: 20,326,461 km (0.114 R)
• M20: 21,048,720 km (0.097 R)
• M21: 21,787,883 km (0.091 R)
• M22: 23,579,766 km (0.096 R)
• M23: 25,745,195 km (0.077 R)
• M24: 26,118,591 km (0.108 R)
• M25: 30,675,642 km (0.088 R)
• M26: 33,361,522 km (0.119 R)
• M27: 34,478,420 km (0.071 R)
• M28: 36,083,605 km (0.046 R)
• M29: 37,022,930 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.9

Radius: 6

Gravity: 14.3 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 11.82 AU - 15.1 AU

Year: 18603 Days

Day: 15.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 87.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,870,706 km

• M1: 79,137 km (0.115 R)
• M2: 329,415 km (0.116 R)
• M3: 875,746 km (0.086 R)
• M4: 1,115,851 km (0.101 R)
• M5: 1,385,127 km (0.033 R)
• M6: 2,093,772 km (0.094 R)
• M7: 2,293,635 km (0.116 R)
• M8: 2,873,775 km (0.118 R)
• M9: 3,146,791 km (0.063 R)
• M10: 3,602,915 km (0.115 R)
• M11: 4,416,578 km (0.057 R)
• M12: 5,023,197 km (0.06 R)
• M13: 5,722,268 km (0.097 R)
• M14: 6,442,432 km (0.084 R)
• M15: 9,227,047 km (0.076 R)
• M16: 9,440,673 km (0.109 R)
• M17: 9,767,395 km (0.098 R)
• M18: 10,158,144 km (0.097 R)
• M19: 10,970,610 km (0.072 R)
• M20: 12,593,149 km (0.098 R)
• M21: 14,874,516 km (0.06 R)
• M22: 16,697,217 km (0.081 R)
• M23: 17,014,813 km (0.092 R)
• M24: 18,748,952 km (0.109 R)
• M25: 19,968,324 km (0.112 R)
• M26: 21,706,501 km (0.106 R)
• M27: 25,481,005 km (0.088 R)
• M28: 26,220,916 km (0.113 R)
• M29: 29,555,004 km (0.084 R)
• M30: 30,136,790 km (0.095 R)
• M31: 34,810,826 km (0.116 R)
• M32: 44,796,035 km (0.09 R)
• M33: 50,850,411 km (0.04 R)
• M34: 56,889,078 km (0.113 R)
• M35: 61,672,321 km (0.082 R)
• M36: 63,774,320 km (0.084 R)
• M37: 65,136,409 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.5

Radius: 4.7

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 16.74 AU - 19.06 AU

Year: 28530 Days

Day: 22.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,870,706 km

• M1: 67,917 km (0.118 R)
• M2: 369,656 km (0.074 R)
• M3: 553,811 km (0.106 R)
• M4: 2,849,989 km (0.094 R)
• M5: 3,280,681 km (0.098 R)
• M6: 3,900,914 km (0.08 R)
• M7: 12,628,005 km (0.106 R)
• M8: 17,820,398 km (0.114 R)
• M9: 19,092,578 km (0.116 R)
• M10: 22,390,762 km (0.067 R)
• M11: 26,263,701 km (0.068 R)
• M12: 28,019,980 km (0.077 R)
• M13: 32,874,581 km (0.096 R)
• M14: 36,360,062 km (0.088 R)
• M15: 40,226,718 km (0.106 R)
• M16: 47,796,968 km (0.069 R)
• M17: 47,957,337 km (0.111 R)
• M18: 51,073,012 km (0.11 R)
• M19: 52,765,862 km (0.101 R)
• M20: 57,160,898 km (0.115 R)
• M21: 62,174,820 km (0.051 R)
• M22: 64,103,735 km (0.097 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 14,734 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit