🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.49 AU - 2.29 AU

Year: 922 Days

Day: 42.7 Hours

Environment

Temp: -57 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556

Radius: 8.9

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.27 AU - 7.49 AU

Year: 6402 Days

Day: 5.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,341,586 km

• M1: 111,151 km (0.059 R)
• M2: 518,656 km (0.107 R)
• M3: 969,095 km (0.11 R)
• M4: 1,566,738 km (0.045 R)
• M5: 2,074,324 km (0.092 R)
• M6: 2,442,634 km (0.061 R)
• M7: 2,779,379 km (0.095 R)
• M8: 3,290,854 km (0.119 R)
• M9: 3,703,295 km (0.092 R)
• M10: 4,077,140 km (0.098 R)
• M11: 4,424,656 km (0.082 R)
• M12: 4,818,996 km (0.057 R)
• M13: 5,618,148 km (0.098 R)
• M14: 7,735,706 km (0.055 R)
• M15: 8,038,193 km (0.094 R)
• M16: 8,828,967 km (0.116 R)
• M17: 10,156,050 km (0.074 R)
• M18: 12,673,184 km (0.066 R)
• M19: 13,688,355 km (0.092 R)
• M20: 14,075,664 km (0.082 R)
• M21: 16,680,611 km (0.116 R)
• M22: 17,637,589 km (0.068 R)
• M23: 18,362,241 km (0.075 R)
• M24: 22,823,100 km (0.086 R)
• M25: 27,081,852 km (0.112 R)
• M26: 27,692,810 km (0.068 R)
• M27: 31,457,440 km (0.105 R)
• M28: 32,718,999 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.5

Radius: 9.3

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.04 AU - 8.18 AU

Year: 6726 Days

Day: 5.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,341,586 km

• M1: 116,986 km (0.078 R)
• M2: 514,617 km (0.058 R)
• M3: 1,212,341 km (0.038 R)
• M4: 1,522,906 km (0.063 R)
• M5: 1,900,491 km (0.072 R)
• M6: 2,829,345 km (0.12 R)
• M7: 3,136,020 km (0.029 R)
• M8: 3,606,954 km (0.096 R)
• M9: 4,307,671 km (0.099 R)
• M10: 4,617,189 km (0.034 R)
• M11: 6,036,573 km (0.047 R)
• M12: 7,796,293 km (0.075 R)
• M13: 8,113,889 km (0.12 R)
• M14: 9,003,099 km (0.076 R)
• M15: 10,457,041 km (0.089 R)
• M16: 12,202,100 km (0.084 R)
• M17: 13,874,903 km (0.074 R)
• M18: 14,981,329 km (0.101 R)
• M19: 15,863,209 km (0.099 R)
• M20: 17,973,287 km (0.112 R)
• M21: 20,463,194 km (0.107 R)
• M22: 21,273,416 km (0.089 R)
• M23: 21,964,707 km (0.069 R)
• M24: 22,315,963 km (0.043 R)
• M25: 23,465,324 km (0.067 R)

Asteroid Belt

Center: 7.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.9

Radius: 14.3

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.02 AU - 10.44 AU

Year: 9151 Days

Day: 7 Hours

Environment

Temp: -169 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,341,586 km

• M1: 182,061 km (0.098 R)
• M2: 779,704 km (0.108 R)
• M3: 1,466,358 km (0.068 R)
• M4: 1,963,173 km (0.081 R)
• M5: 2,573,831 km (0.114 R)
• M6: 3,717,806 km (0.087 R)
• M7: 4,787,431 km (0.108 R)
• M8: 5,477,825 km (0.077 R)
• M9: 5,964,467 km (0.081 R)
• M10: 6,605,793 km (0.075 R)
• M11: 7,360,664 km (0.075 R)
• M12: 9,082,386 km (0.084 R)
• M13: 10,572,830 km (0.073 R)
• M14: 12,029,763 km (0.098 R)
• M15: 13,462,312 km (0.109 R)
• M16: 19,084,649 km (0.055 R)
• M17: 24,076,730 km (0.044 R)
• M18: 25,232,972 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82

Radius: 12.5

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 9.19 AU - 12.07 AU

Year: 12295 Days

Day: 5.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,341,586 km

• M1: 155,731 km (0.046 R)
• M2: 786,137 km (0.114 R)
• M3: 1,381,985 km (0.11 R)
• M4: 3,365,952 km (0.101 R)
• M5: 7,156,014 km (0.095 R)
• M6: 15,292,194 km (0.119 R)
• M7: 18,214,438 km (0.111 R)
• M8: 19,938,255 km (0.066 R)
• M9: 26,470,446 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.2

Radius: 3.5

Gravity: 56.18 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 13.28 AU - 14.7 AU

Year: 18564 Days

Day: 20.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,341,586 km

• M1: 43,683 km (0.107 R)
• M2: 375,042 km (0.091 R)
• M3: 556,504 km (0.105 R)
• M4: 753,824 km (0.109 R)
• M5: 1,317,209 km (0.085 R)
• M6: 1,600,548 km (0.098 R)
• M7: 1,885,083 km (0.106 R)
• M8: 2,866,744 km (0.093 R)
• M9: 4,543,886 km (0.103 R)
• M10: 4,751,528 km (0.112 R)
• M11: 5,148,710 km (0.104 R)
• M12: 6,472,801 km (0.116 R)
• M13: 6,824,954 km (0.079 R)
• M14: 7,143,598 km (0.084 R)
• M15: 7,810,206 km (0.097 R)
• M16: 15,697,005 km (0.103 R)
• M17: 17,736,324 km (0.09 R)
• M18: 23,336,669 km (0.091 R)
• M19: 23,541,319 km (0.088 R)
• M20: 24,058,030 km (0.086 R)
• M21: 26,644,428 km (0.099 R)
• M22: 28,467,876 km (0.089 R)
• M23: 29,529,273 km (0.064 R)
• M24: 30,616,700 km (0.076 R)
• M25: 32,234,152 km (0.099 R)
• M26: 40,294,037 km (0.09 R)
• M27: 47,765,104 km (0.074 R)
• M28: 47,929,811 km (0.078 R)
• M29: 50,617,487 km (0.066 R)
• M30: 56,843,601 km (0.108 R)
• M31: 59,090,411 km (0.119 R)
• M32: 62,570,506 km (0.101 R)
• M33: 67,212,827 km (0.039 R)
• M34: 71,216,665 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.5

Radius: 3.9

Gravity: 22.91 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 13.35 AU - 19.25 AU

Year: 23346 Days

Day: 21 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,341,586 km

• M1: 48,470 km (0.08 R)
• M2: 186,399 km (0.032 R)
• M3: 308,920 km (0.091 R)
• M4: 539,899 km (0.116 R)
• M5: 698,772 km (0.112 R)
• M6: 978,819 km (0.103 R)
• M7: 1,656,048 km (0.107 R)
• M8: 1,865,485 km (0.096 R)
• M9: 2,072,678 km (0.045 R)
• M10: 2,740,334 km (0.104 R)
• M11: 3,033,695 km (0.084 R)
• M12: 3,402,155 km (0.105 R)
• M13: 4,720,411 km (0.111 R)
• M14: 5,398,838 km (0.119 R)
• M15: 6,770,949 km (0.079 R)
• M16: 8,612,499 km (0.104 R)
• M17: 10,010,342 km (0.088 R)
• M18: 11,244,374 km (0.081 R)
• M19: 12,510,720 km (0.112 R)
• M20: 12,841,481 km (0.045 R)
• M21: 13,520,656 km (0.062 R)
• M22: 16,164,050 km (0.103 R)
• M23: 17,524,044 km (0.111 R)
• M24: 18,021,756 km (0.054 R)
• M25: 18,614,313 km (0.073 R)
• M26: 23,428,074 km (0.111 R)
• M27: 24,133,428 km (0.107 R)
• M28: 27,539,023 km (0.12 R)
• M29: 29,588,514 km (0.094 R)
• M30: 37,423,852 km (0.083 R)
• M31: 44,056,274 km (0.118 R)
• M32: 48,941,841 km (0.082 R)
• M33: 51,599,148 km (0.061 R)
• M34: 60,145,076 km (0.034 R)
• M35: 61,465,128 km (0.094 R)
• M36: 65,540,922 km (0.061 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 10,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit