🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.44 AU - 0.66 AU

Year: 268 Days

Day: 40.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.7

Radius: 8.2

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.03 AU - 1.11 AU

Year: 726 Days

Day: 10.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,021,973 km

• M1: 102,026 km (0.103 R)
• M2: 381,026 km (0.062 R)
• M3: 752,178 km (0.093 R)
• M4: 1,163,572 km (0.08 R)
• M5: 1,606,083 km (0.12 R)
• M6: 2,200,734 km (0.115 R)
• M7: 2,837,722 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.2

Radius: 9.4

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.12 AU - 1.46 AU

Year: 961 Days

Day: 5 Hours

Environment

Temp: -176 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,021,973 km

• M1: 117,584 km (0.101 R)
• M2: 460,761 km (0.043 R)
• M3: 759,060 km (0.064 R)
• M4: 1,320,949 km (0.118 R)
• M5: 1,717,683 km (0.076 R)
• M6: 2,038,869 km (0.085 R)
• M7: 2,333,577 km (0.11 R)
• M8: 2,893,372 km (0.115 R)
• M9: 3,409,335 km (0.089 R)
• M10: 4,180,662 km (0.111 R)
• M11: 4,786,683 km (0.077 R)
• M12: 5,549,782 km (0.096 R)
• M13: 6,195,297 km (0.053 R)
• M14: 8,867,414 km (0.103 R)
• M15: 9,574,413 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.6

Radius: 9.9

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.22 AU - 1.72 AU

Year: 1169 Days

Day: 8.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,021,973 km

• M1: 123,568 km (0.054 R)
• M2: 616,642 km (0.107 R)
• M3: 942,766 km (0.111 R)
• M4: 2,069,088 km (0.078 R)
• M5: 2,384,291 km (0.079 R)
• M6: 3,273,351 km (0.079 R)
• M7: 4,570,963 km (0.114 R)
• M8: 5,566,686 km (0.107 R)
• M9: 7,118,315 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.5

Radius: 8.6

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.47 AU - 1.49 AU

Year: 1181 Days

Day: 7.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,021,973 km

• M1: 106,962 km (0.079 R)
• M2: 495,917 km (0.077 R)
• M3: 795,113 km (0.118 R)
• M4: 1,122,283 km (0.098 R)
• M5: 1,539,811 km (0.056 R)
• M6: 2,608,688 km (0.095 R)
• M7: 3,071,992 km (0.098 R)
• M8: 3,778,543 km (0.04 R)
• M9: 4,316,497 km (0.051 R)
• M10: 5,043,842 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.6

Radius: 14.5

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.68 AU - 4.24 AU

Year: 4222 Days

Day: 14.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,021,973 km

• M1: 180,415 km (0.064 R)
• M2: 735,573 km (0.056 R)
• M3: 2,061,459 km (0.118 R)
• M4: 2,660,449 km (0.053 R)
• M5: 3,682,501 km (0.103 R)
• M6: 4,379,627 km (0.042 R)
• M7: 4,978,617 km (0.101 R)
• M8: 6,623,895 km (0.11 R)
• M9: 7,145,243 km (0.092 R)
• M10: 11,834,538 km (0.102 R)
• M11: 13,408,308 km (0.086 R)
• M12: 15,117,762 km (0.037 R)
• M13: 15,909,734 km (0.073 R)
• M14: 17,515,218 km (0.084 R)
• M15: 19,820,970 km (0.103 R)
• M16: 21,536,857 km (0.076 R)
• M17: 25,184,203 km (0.09 R)
• M18: 26,378,443 km (0.07 R)
• M19: 27,360,852 km (0.098 R)
• M20: 28,537,589 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.1

Radius: 7.7

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.04 AU - 8 AU

Year: 12202 Days

Day: 18.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,021,973 km

• M1: 96,790 km (0.102 R)
• M2: 369,208 km (0.12 R)
• M3: 642,672 km (0.096 R)
• M4: 913,594 km (0.113 R)
• M5: 1,696,739 km (0.102 R)
• M6: 1,966,614 km (0.112 R)
• M7: 2,696,502 km (0.061 R)
• M8: 3,066,457 km (0.104 R)
• M9: 3,671,880 km (0.049 R)
• M10: 4,325,622 km (0.066 R)
• M11: 5,022,599 km (0.101 R)
• M12: 5,792,130 km (0.067 R)
• M13: 8,390,945 km (0.064 R)
• M14: 10,962,981 km (0.104 R)
• M15: 12,252,365 km (0.094 R)
• M16: 13,085,027 km (0.109 R)
• M17: 13,391,403 km (0.079 R)
• M18: 15,671,574 km (0.111 R)
• M19: 17,747,394 km (0.025 R)
• M20: 21,659,977 km (0.113 R)
• M21: 23,052,733 km (0.086 R)
• M22: 23,320,363 km (0.081 R)
• M23: 25,346,816 km (0.077 R)
• M24: 27,587,942 km (0.049 R)
• M25: 28,397,416 km (0.045 R)
• M26: 36,894,425 km (0.109 R)
• M27: 42,647,810 km (0.114 R)
• M28: 44,002,867 km (0.069 R)
• M29: 44,552,789 km (0.097 R)
• M30: 47,371,811 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.1

Radius: 5.7

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 7.14 AU - 9.34 AU

Year: 15517 Days

Day: 18.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,021,973 km

• M1: 71,657 km (0.08 R)
• M2: 878,887 km (0.119 R)
• M3: 1,350,270 km (0.106 R)
• M4: 1,857,706 km (0.085 R)
• M5: 2,147,477 km (0.086 R)
• M6: 2,328,640 km (0.066 R)
• M7: 3,137,815 km (0.098 R)
• M8: 4,045,874 km (0.09 R)
• M9: 4,945,706 km (0.115 R)
• M10: 5,908,218 km (0.084 R)
• M11: 7,999,597 km (0.061 R)
• M12: 8,356,986 km (0.11 R)
• M13: 10,680,989 km (0.109 R)
• M14: 12,327,164 km (0.063 R)
• M15: 12,911,643 km (0.115 R)
• M16: 14,366,033 km (0.082 R)
• M17: 14,599,107 km (0.031 R)
• M18: 15,072,883 km (0.06 R)
• M19: 35,242,266 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.6

Radius: 7.5

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.04 AU - 10.2 AU

Year: 19574 Days

Day: 19.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 71,021,973 km

• M1: 98,136 km (0.075 R)
• M2: 337,493 km (0.115 R)
• M3: 695,481 km (0.096 R)
• M4: 1,162,076 km (0.094 R)
• M5: 1,473,838 km (0.032 R)
• M6: 2,105,740 km (0.034 R)
• M7: 2,550,644 km (0.085 R)
• M8: 4,140,869 km (0.112 R)
• M9: 5,273,475 km (0.082 R)
• M10: 6,997,141 km (0.115 R)
• M11: 8,235,213 km (0.047 R)
• M12: 9,012,673 km (0.109 R)
• M13: 9,725,208 km (0.048 R)
• M14: 11,765,723 km (0.038 R)
• M15: 12,218,855 km (0.1 R)
• M16: 12,886,061 km (0.06 R)
• M17: 13,228,790 km (0.095 R)
• M18: 14,366,332 km (0.043 R)
• M19: 15,337,372 km (0.06 R)
• M20: 18,168,811 km (0.102 R)
• M21: 19,037,675 km (0.089 R)
• M22: 20,577,786 km (0.107 R)
• M23: 23,904,244 km (0.083 R)
• M24: 24,213,911 km (0.026 R)
• M25: 25,910,950 km (0.108 R)
• M26: 32,981,843 km (0.025 R)
• M27: 33,365,711 km (0.077 R)
• M28: 35,063,946 km (0.078 R)
• M29: 37,093,989 km (0.095 R)
• M30: 39,631,917 km (0.108 R)
• M31: 41,090,795 km (0.075 R)
• M32: 42,888,214 km (0.064 R)
• M33: 43,806,296 km (0.114 R)
• M34: 45,207,878 km (0.058 R)
• M35: 61,677,108 km (0.12 R)
• M36: 70,809,459 km (0.113 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: 256 - 13,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit