🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.57 AU - 0.61 AU

Year: 297 Days

Day: 18.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,947,687 km

• M1: 374,743 km (0.072 R)

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569

Radius: 13

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.93 AU - 1.51 AU

Year: 884 Days

Day: 12.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 123.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,947,687 km

• M1: 161,715 km (0.06 R)
• M2: 602,730 km (0.102 R)
• M3: 1,073,215 km (0.061 R)
• M4: 1,483,562 km (0.104 R)
• M5: 1,946,567 km (0.097 R)
• M6: 2,517,583 km (0.069 R)
• M7: 3,330,647 km (0.116 R)
• M8: 3,748,324 km (0.061 R)
• M9: 4,441,262 km (0.063 R)
• M10: 6,206,217 km (0.088 R)
• M11: 6,669,372 km (0.113 R)
• M12: 8,629,104 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.6

Radius: 8.2

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.63 AU - 1.77 AU

Year: 1454 Days

Day: 13.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 75,947,687 km

• M1: 102,774 km (0.109 R)
• M2: 723,007 km (0.093 R)
• M3: 1,038,957 km (0.109 R)
• M4: 1,426,864 km (0.117 R)
• M5: 1,708,856 km (0.116 R)
• M6: 3,162,798 km (0.05 R)
• M7: 3,443,145 km (0.114 R)
• M8: 4,153,136 km (0.094 R)
• M9: 4,580,986 km (0.116 R)
• M10: 5,005,545 km (0.109 R)
• M11: 5,559,805 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.9

Radius: 13.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2 AU - 2.42 AU

Year: 2155 Days

Day: 10.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,947,687 km

• M1: 171,738 km (0.057 R)
• M2: 623,374 km (0.107 R)
• M3: 1,371,812 km (0.105 R)
• M4: 1,887,626 km (0.067 R)
• M5: 2,417,950 km (0.072 R)
• M6: 3,337,678 km (0.086 R)
• M7: 3,816,391 km (0.115 R)
• M8: 4,444,702 km (0.116 R)
• M9: 4,932,391 km (0.118 R)
• M10: 6,102,696 km (0.114 R)
• M11: 7,778,341 km (0.06 R)
• M12: 9,892,907 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.9

Radius: 8.2

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.33 AU - 2.51 AU

Year: 2470 Days

Day: 13.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,947,687 km

• M1: 102,026 km (0.068 R)
• M2: 402,568 km (0.045 R)
• M3: 719,117 km (0.101 R)
• M4: 1,034,020 km (0.109 R)
• M5: 1,412,204 km (0.109 R)
• M6: 2,324,751 km (0.114 R)
• M7: 3,530,659 km (0.06 R)
• M8: 3,888,198 km (0.032 R)
• M9: 4,480,755 km (0.114 R)
• M10: 4,832,759 km (0.068 R)
• M11: 5,108,618 km (0.078 R)
• M12: 5,370,863 km (0.047 R)
• M13: 5,948,311 km (0.111 R)
• M14: 6,622,249 km (0.093 R)
• M15: 7,167,832 km (0.068 R)
• M16: 7,742,887 km (0.092 R)
• M17: 8,646,009 km (0.085 R)
• M18: 10,698,791 km (0.116 R)
• M19: 14,569,187 km (0.092 R)
• M20: 16,815,549 km (0.106 R)
• M21: 18,884,487 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.8

Radius: 11.4

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.27 AU - 3.07 AU

Year: 2862 Days

Day: 13.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,947,687 km

• M1: 142,118 km (0.117 R)
• M2: 633,846 km (0.115 R)
• M3: 1,037,012 km (0.111 R)
• M4: 1,945,371 km (0.04 R)
• M5: 3,187,931 km (0.089 R)
• M6: 3,678,312 km (0.076 R)
• M7: 4,259,051 km (0.078 R)
• M8: 4,877,788 km (0.117 R)
• M9: 5,506,997 km (0.111 R)
• M10: 11,209,817 km (0.066 R)
• M11: 12,989,134 km (0.11 R)
• M12: 14,014,628 km (0.102 R)
• M13: 14,430,360 km (0.1 R)
• M14: 14,806,748 km (0.067 R)
• M15: 15,189,719 km (0.104 R)
• M16: 16,075,638 km (0.087 R)
• M17: 16,839,933 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.9

Radius: 13.8

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3 AU - 3.26 AU

Year: 3633 Days

Day: 14.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,947,687 km

• M1: 171,738 km (0.095 R)
• M2: 755,469 km (0.109 R)
• M3: 1,325,138 km (0.083 R)
• M4: 1,822,401 km (0.116 R)
• M5: 2,586,098 km (0.093 R)
• M6: 3,157,861 km (0.076 R)
• M7: 3,664,250 km (0.056 R)
• M8: 5,232,335 km (0.119 R)
• M9: 5,692,947 km (0.118 R)
• M10: 6,723,975 km (0.046 R)
• M11: 8,001,392 km (0.115 R)
• M12: 9,719,523 km (0.062 R)
• M13: 13,155,936 km (0.079 R)
• M14: 13,920,381 km (0.069 R)
• M15: 14,905,483 km (0.102 R)
• M16: 17,331,213 km (0.059 R)
• M17: 18,749,849 km (0.025 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.7

Radius: 12.7

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.77 AU - 6.17 AU

Year: 7268 Days

Day: 11.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,947,687 km

• M1: 157,975 km (0.108 R)
• M2: 567,425 km (0.097 R)
• M3: 973,583 km (0.114 R)
• M4: 1,585,737 km (0.117 R)
• M5: 3,142,902 km (0.108 R)
• M6: 4,699,019 km (0.093 R)
• M7: 5,647,469 km (0.084 R)
• M8: 7,054,886 km (0.119 R)
• M9: 9,173,641 km (0.075 R)
• M10: 10,552,335 km (0.117 R)
• M11: 11,369,887 km (0.101 R)
• M12: 11,794,296 km (0.115 R)
• M13: 14,138,046 km (0.056 R)
• M14: 15,907,340 km (0.028 R)
• M15: 19,127,733 km (0.114 R)
• M16: 23,606,095 km (0.11 R)
• M17: 24,037,087 km (0.12 R)
• M18: 25,361,776 km (0.083 R)
• M19: 27,963,881 km (0.049 R)
• M20: 32,937,711 km (0.101 R)
• M21: 36,601,363 km (0.08 R)
• M22: 37,528,870 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.6

Radius: 5.1

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.31 AU - 8.81 AU

Year: 13636 Days

Day: 19.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 172.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,947,687 km

• M1: 68,217 km (0.077 R)
• M2: 692,489 km (0.042 R)
• M3: 1,026,541 km (0.1 R)
• M4: 1,944,473 km (0.097 R)
• M5: 2,623,797 km (0.088 R)
• M6: 3,108,045 km (0.059 R)
• M7: 6,456,943 km (0.119 R)
• M8: 7,700,401 km (0.053 R)
• M9: 9,556,761 km (0.076 R)
• M10: 11,163,292 km (0.067 R)
• M11: 16,705,295 km (0.085 R)
• M12: 20,808,166 km (0.087 R)
• M13: 22,566,091 km (0.094 R)
• M14: 24,274,498 km (0.1 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.6

Radius: 5.1

Gravity: 30.86 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.69 AU - 9.79 AU

Year: 18425 Days

Day: 17.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 54.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 75,947,687 km

• M1: 64,776 km (0.075 R)
• M2: 374,294 km (0.076 R)
• M3: 707,598 km (0.099 R)
• M4: 882,478 km (0.101 R)
• M5: 1,249,142 km (0.111 R)
• M6: 1,972,149 km (0.094 R)
• M7: 2,550,045 km (0.101 R)
• M8: 2,941,992 km (0.105 R)
• M9: 3,969,879 km (0.06 R)
• M10: 6,352,823 km (0.065 R)
• M11: 6,527,553 km (0.075 R)
• M12: 7,497,995 km (0.042 R)
• M13: 7,891,736 km (0.115 R)
• M14: 8,403,212 km (0.12 R)
• M15: 9,663,274 km (0.052 R)
• M16: 10,188,812 km (0.057 R)
• M17: 10,489,055 km (0.104 R)
• M18: 16,128,745 km (0.025 R)
• M19: 16,618,827 km (0.083 R)
• M20: 16,951,084 km (0.089 R)
• M21: 18,061,400 km (0.079 R)
• M22: 19,038,124 km (0.111 R)
• M23: 19,677,655 km (0.077 R)
• M24: 25,428,197 km (0.11 R)
• M25: 26,091,664 km (0.057 R)
• M26: 26,880,344 km (0.099 R)
• M27: 27,568,943 km (0.106 R)
• M28: 33,112,441 km (0.058 R)
• M29: 33,770,822 km (0.059 R)
• M30: 35,113,612 km (0.098 R)
• M31: 38,770,682 km (0.031 R)
• M32: 43,140,136 km (0.073 R)
• M33: 45,362,413 km (0.091 R)
• M34: 53,379,363 km (0.104 R)
• M35: 57,059,321 km (0.12 R)
• M36: 61,892,379 km (0.047 R)
• M37: 64,714,692 km (0.086 R)
• M38: 65,536,434 km (0.069 R)
• M39: 66,782,285 km (0.068 R)
• M40: 68,680,382 km (0.078 R)
• M41: 69,535,334 km (0.094 R)
• M42: 69,750,157 km (0.074 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 15,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit