🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.51 AU - 0.51 AU

Year: 232 Days

Day: 27.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.9

Radius: 14.4

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.99 AU - 0.99 AU

Year: 626 Days

Day: 13.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,142,320 km

• M1: 179,218 km (0.087 R)
• M2: 696,677 km (0.032 R)
• M3: 1,191,248 km (0.073 R)
• M4: 1,881,642 km (0.1 R)
• M5: 3,513,605 km (0.115 R)
• M6: 4,233,620 km (0.082 R)
• M7: 5,147,214 km (0.08 R)
• M8: 6,188,864 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.5

Radius: 12.8

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.23 AU - 1.55 AU

Year: 1042 Days

Day: 14.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,142,320 km

• M1: 159,172 km (0.099 R)
• M2: 611,257 km (0.048 R)
• M3: 1,566,589 km (0.067 R)
• M4: 1,976,188 km (0.114 R)
• M5: 2,423,186 km (0.074 R)
• M6: 4,004,436 km (0.068 R)
• M7: 4,617,937 km (0.084 R)
• M8: 5,153,198 km (0.09 R)
• M9: 6,939,097 km (0.086 R)
• M10: 7,565,763 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.4

Radius: 10.9

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.36 AU - 1.8 AU

Year: 1263 Days

Day: 12.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,142,320 km

• M1: 135,536 km (0.109 R)
• M2: 489,933 km (0.047 R)
• M3: 1,095,505 km (0.104 R)
• M4: 1,663,678 km (0.08 R)
• M5: 2,283,611 km (0.082 R)
• M6: 2,833,982 km (0.096 R)
• M7: 3,256,895 km (0.095 R)
• M8: 5,014,221 km (0.097 R)
• M9: 5,476,030 km (0.052 R)
• M10: 5,873,362 km (0.119 R)
• M11: 6,446,023 km (0.114 R)
• M12: 6,910,075 km (0.088 R)

Asteroid Belt

Center: 2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.6

Radius: 12

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.31 AU - 2.51 AU

Year: 2379 Days

Day: 10.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,142,320 km

• M1: 149,299 km (0.089 R)
• M2: 561,890 km (0.071 R)
• M3: 1,309,729 km (0.054 R)
• M4: 1,739,973 km (0.061 R)
• M5: 2,252,794 km (0.106 R)
• M6: 2,777,584 km (0.098 R)
• M7: 3,366,550 km (0.108 R)
• M8: 4,075,345 km (0.108 R)
• M9: 5,483,211 km (0.114 R)
• M10: 6,184,376 km (0.083 R)
• M11: 6,596,219 km (0.088 R)
• M12: 8,003,486 km (0.057 R)
• M13: 9,500,512 km (0.064 R)
• M14: 10,548,894 km (0.085 R)
• M15: 11,946,437 km (0.087 R)
• M16: 12,465,542 km (0.069 R)
• M17: 14,026,296 km (0.085 R)
• M18: 14,740,028 km (0.091 R)
• M19: 16,337,284 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651

Radius: 8.3

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.49 AU - 3.73 AU

Year: 3487 Days

Day: 9.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,142,320 km

• M1: 103,223 km (0.11 R)
• M2: 393,442 km (0.106 R)
• M3: 718,369 km (0.119 R)
• M4: 1,032,973 km (0.084 R)
• M5: 1,788,742 km (0.103 R)
• M6: 2,440,390 km (0.096 R)
• M7: 2,754,994 km (0.079 R)
• M8: 3,168,483 km (0.03 R)
• M9: 3,505,377 km (0.104 R)
• M10: 5,616,353 km (0.092 R)
• M11: 6,196,643 km (0.084 R)
• M12: 6,816,427 km (0.075 R)
• M13: 7,347,799 km (0.085 R)
• M14: 7,607,201 km (0.082 R)
• M15: 8,144,706 km (0.116 R)
• M16: 10,428,318 km (0.116 R)
• M17: 11,091,635 km (0.118 R)
• M18: 13,587,227 km (0.115 R)
• M19: 14,277,770 km (0.092 R)
• M20: 15,357,119 km (0.104 R)
• M21: 17,447,001 km (0.117 R)
• M22: 18,085,784 km (0.034 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.9

Radius: 13.2

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.29 AU - 4.91 AU

Year: 6273 Days

Day: 6.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,142,320 km

• M1: 164,258 km (0.102 R)
• M2: 882,777 km (0.054 R)
• M3: 1,306,887 km (0.09 R)
• M4: 2,018,225 km (0.105 R)
• M5: 2,878,263 km (0.103 R)
• M6: 3,466,781 km (0.077 R)
• M7: 3,949,833 km (0.06 R)
• M8: 4,633,944 km (0.116 R)
• M9: 5,321,047 km (0.093 R)
• M10: 6,929,373 km (0.091 R)
• M11: 7,894,429 km (0.086 R)
• M12: 8,358,781 km (0.09 R)
• M13: 10,014,829 km (0.111 R)
• M14: 10,441,333 km (0.078 R)
• M15: 11,880,165 km (0.07 R)
• M16: 14,997,187 km (0.063 R)
• M17: 15,919,607 km (0.104 R)
• M18: 16,879,726 km (0.063 R)
• M19: 18,681,184 km (0.044 R)
• M20: 19,508,460 km (0.085 R)
• M21: 21,172,736 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.5

Radius: 11.9

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.13 AU - 5.99 AU

Year: 7237 Days

Day: 7.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 27,142,320 km

• M1: 148,251 km (0.074 R)
• M2: 1,195,437 km (0.04 R)
• M3: 1,877,004 km (0.094 R)
• M4: 2,590,138 km (0.085 R)
• M5: 3,029,955 km (0.11 R)
• M6: 3,761,339 km (0.077 R)
• M7: 4,303,632 km (0.027 R)
• M8: 6,186,770 km (0.067 R)
• M9: 7,801,080 km (0.084 R)
• M10: 8,927,851 km (0.106 R)
• M11: 9,551,824 km (0.068 R)
• M12: 10,204,520 km (0.048 R)
• M13: 10,656,156 km (0.088 R)
• M14: 11,358,518 km (0.107 R)
• M15: 11,745,677 km (0.066 R)
• M16: 12,495,312 km (0.037 R)
• M17: 16,238,849 km (0.072 R)
• M18: 16,730,876 km (0.082 R)
• M19: 17,232,628 km (0.072 R)
• M20: 19,272,843 km (0.096 R)
• M21: 19,754,997 km (0.118 R)
• M22: 20,174,619 km (0.077 R)
• M23: 20,600,225 km (0.102 R)
• M24: 24,463,590 km (0.065 R)
• M25: 26,607,926 km (0.065 R)
• M26: 27,638,805 km (0.054 R)
• M27: 30,424,766 km (0.101 R)
• M28: 30,797,414 km (0.075 R)
• M29: 31,646,981 km (0.088 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.2

Radius: 8.4

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.76 AU - 5.78 AU

Year: 7692 Days

Day: 9.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,142,320 km

• M1: 104,419 km (0.111 R)
• M2: 420,669 km (0.112 R)
• M3: 698,024 km (0.11 R)
• M4: 2,805,409 km (0.075 R)
• M5: 3,463,939 km (0.104 R)
• M6: 6,271,741 km (0.092 R)
• M7: 6,642,295 km (0.115 R)
• M8: 8,909,600 km (0.114 R)
• M9: 9,220,315 km (0.118 R)
• M10: 10,796,478 km (0.047 R)
• M11: 11,105,398 km (0.098 R)
• M12: 13,233,727 km (0.09 R)
• M13: 15,066,899 km (0.112 R)
• M14: 15,732,610 km (0.089 R)
• M15: 19,037,077 km (0.106 R)
• M16: 26,658,490 km (0.078 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 12,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit