🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.85 AU - 1.03 AU

Year: 410 Days

Day: 29.1 Hours

Environment

Temp: -71 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.2

Radius: 13.6

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.6 AU - 3.02 AU

Year: 2118 Days

Day: 8.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 92,742,806 km

• M1: 169,195 km (0.116 R)
• M2: 674,238 km (0.086 R)
• M3: 1,232,537 km (0.086 R)
• M4: 1,657,245 km (0.031 R)
• M5: 2,718,044 km (0.06 R)
• M6: 3,165,192 km (0.106 R)
• M7: 3,627,000 km (0.116 R)
• M8: 4,248,729 km (0.117 R)
• M9: 4,688,397 km (0.091 R)
• M10: 5,225,005 km (0.102 R)
• M11: 6,922,791 km (0.097 R)
• M12: 7,883,509 km (0.083 R)
• M13: 9,093,007 km (0.111 R)
• M14: 10,315,970 km (0.051 R)
• M15: 14,465,665 km (0.119 R)
• M16: 15,144,241 km (0.088 R)
• M17: 15,655,268 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.8

Radius: 14.6

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.22 AU - 4.16 AU

Year: 3187 Days

Day: 6.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 92,742,806 km

• M1: 185,053 km (0.065 R)
• M2: 1,113,607 km (0.115 R)
• M3: 1,574,368 km (0.051 R)
• M4: 2,532,243 km (0.108 R)
• M5: 3,489,520 km (0.061 R)
• M6: 4,041,985 km (0.095 R)
• M7: 4,821,091 km (0.051 R)
• M8: 7,704,739 km (0.108 R)
• M9: 9,357,796 km (0.026 R)
• M10: 10,724,073 km (0.098 R)
• M11: 12,173,826 km (0.101 R)
• M12: 13,503,452 km (0.086 R)
• M13: 14,980,432 km (0.111 R)
• M14: 15,895,073 km (0.063 R)
• M15: 17,895,047 km (0.05 R)
• M16: 19,360,358 km (0.103 R)
• M17: 19,866,148 km (0.104 R)
• M18: 20,510,766 km (0.081 R)
• M19: 21,503,796 km (0.118 R)
• M20: 23,729,513 km (0.07 R)
• M21: 24,602,417 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.8

Radius: 8.7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.55 AU - 3.83 AU

Year: 3187 Days

Day: 7.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 92,742,806 km

• M1: 108,159 km (0.095 R)
• M2: 382,821 km (0.094 R)
• M3: 666,608 km (0.052 R)
• M4: 1,038,658 km (0.11 R)
• M5: 1,413,251 km (0.12 R)
• M6: 2,004,911 km (0.103 R)
• M7: 2,425,430 km (0.101 R)
• M8: 3,109,242 km (0.079 R)
• M9: 3,514,054 km (0.07 R)
• M10: 4,187,244 km (0.077 R)
• M11: 4,618,086 km (0.084 R)
• M12: 4,966,051 km (0.066 R)
• M13: 6,402,938 km (0.101 R)
• M14: 8,735,618 km (0.107 R)
• M15: 9,303,192 km (0.119 R)
• M16: 9,613,458 km (0.051 R)
• M17: 10,291,286 km (0.113 R)
• M18: 12,064,171 km (0.052 R)
• M19: 12,392,089 km (0.1 R)
• M20: 14,076,860 km (0.084 R)
• M21: 15,281,422 km (0.104 R)
• M22: 15,617,270 km (0.073 R)
• M23: 16,303,475 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.5

Radius: 12.6

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.94 AU - 4.1 AU

Year: 3624 Days

Day: 14.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 92,742,806 km

• M1: 156,629 km (0.049 R)
• M2: 1,086,380 km (0.102 R)
• M3: 1,525,749 km (0.086 R)
• M4: 2,104,692 km (0.111 R)
• M5: 2,744,822 km (0.097 R)
• M6: 3,567,610 km (0.066 R)
• M7: 4,099,131 km (0.108 R)
• M8: 5,471,841 km (0.08 R)
• M9: 6,516,034 km (0.066 R)
• M10: 7,641,160 km (0.085 R)
• M11: 8,051,956 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.4

Radius: 10.6

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.96 AU - 6.84 AU

Year: 7279 Days

Day: 11.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 92,742,806 km

• M1: 131,796 km (0.103 R)
• M2: 610,210 km (0.109 R)
• M3: 943,813 km (0.107 R)
• M4: 1,532,331 km (0.081 R)
• M5: 2,536,881 km (0.102 R)
• M6: 3,933,826 km (0.114 R)
• M7: 5,333,014 km (0.033 R)
• M8: 6,482,525 km (0.077 R)
• M9: 7,077,625 km (0.069 R)
• M10: 11,283,569 km (0.079 R)
• M11: 14,121,141 km (0.088 R)
• M12: 14,803,906 km (0.102 R)
• M13: 15,704,485 km (0.106 R)
• M14: 16,369,897 km (0.112 R)
• M15: 17,262,996 km (0.043 R)
• M16: 20,684,898 km (0.102 R)
• M17: 25,159,669 km (0.026 R)
• M18: 26,255,623 km (0.076 R)
• M19: 29,533,612 km (0.111 R)
• M20: 31,479,431 km (0.098 R)
• M21: 31,899,652 km (0.069 R)
• M22: 32,644,200 km (0.114 R)
• M23: 41,741,695 km (0.048 R)
• M24: 43,017,915 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.9

Radius: 9.2

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.69 AU - 8.47 AU

Year: 8470 Days

Day: 14.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 92,742,806 km

• M1: 118,482 km (0.068 R)
• M2: 537,954 km (0.103 R)
• M3: 832,363 km (0.108 R)
• M4: 1,385,276 km (0.079 R)
• M5: 1,715,439 km (0.098 R)
• M6: 2,616,616 km (0.08 R)
• M7: 3,172,372 km (0.112 R)
• M8: 3,503,133 km (0.071 R)
• M9: 3,962,249 km (0.045 R)
• M10: 6,104,790 km (0.09 R)
• M11: 7,122,205 km (0.075 R)
• M12: 9,441,720 km (0.068 R)
• M13: 11,996,702 km (0.096 R)
• M14: 13,160,873 km (0.083 R)
• M15: 14,526,701 km (0.118 R)
• M16: 14,980,432 km (0.116 R)
• M17: 15,443,437 km (0.093 R)
• M18: 16,121,714 km (0.063 R)
• M19: 16,890,497 km (0.074 R)
• M20: 23,058,717 km (0.062 R)
• M21: 29,123,863 km (0.093 R)
• M22: 29,741,852 km (0.116 R)
• M23: 35,820,013 km (0.052 R)
• M24: 37,610,849 km (0.049 R)
• M25: 39,335,563 km (0.084 R)
• M26: 39,837,913 km (0.07 R)
• M27: 42,413,689 km (0.096 R)
• M28: 44,417,104 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.7

Radius: 8.1

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.06 AU - 8.76 AU

Year: 9069 Days

Day: 7.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 92,742,806 km

• M1: 101,876 km (0.082 R)
• M2: 446,998 km (0.07 R)
• M3: 712,535 km (0.112 R)
• M4: 965,056 km (0.096 R)
• M5: 1,240,765 km (0.108 R)
• M6: 3,115,824 km (0.088 R)
• M7: 4,087,762 km (0.108 R)
• M8: 4,354,046 km (0.114 R)
• M9: 5,378,642 km (0.094 R)
• M10: 5,781,060 km (0.086 R)
• M11: 7,594,934 km (0.047 R)
• M12: 8,067,364 km (0.083 R)
• M13: 8,416,675 km (0.061 R)
• M14: 9,758,867 km (0.103 R)
• M15: 10,155,601 km (0.079 R)
• M16: 10,439,837 km (0.082 R)
• M17: 11,718,450 km (0.11 R)
• M18: 12,166,944 km (0.074 R)
• M19: 12,766,981 km (0.065 R)
• M20: 13,926,664 km (0.093 R)
• M21: 14,893,216 km (0.107 R)
• M22: 18,478,927 km (0.077 R)
• M23: 19,457,746 km (0.03 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.4

Radius: 7.2

Gravity: 12.35 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 14.7 AU - 16.6 AU

Year: 27835 Days

Day: 18.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 92,742,806 km

• M1: 91,105 km (0.097 R)
• M2: 705,204 km (0.089 R)
• M3: 935,435 km (0.063 R)
• M4: 1,717,982 km (0.06 R)
• M5: 2,823,211 km (0.109 R)
• M6: 3,154,122 km (0.09 R)
• M7: 5,335,857 km (0.119 R)
• M8: 5,886,975 km (0.084 R)
• M9: 9,405,368 km (0.078 R)
• M10: 15,673,519 km (0.099 R)
• M11: 16,889,600 km (0.093 R)
• M12: 20,303,423 km (0.11 R)
• M13: 20,709,132 km (0.101 R)
• M14: 21,016,855 km (0.087 R)
• M15: 23,813,139 km (0.066 R)
• M16: 24,492,014 km (0.082 R)
• M17: 25,534,412 km (0.054 R)
• M18: 32,142,748 km (0.1 R)
• M19: 34,961,172 km (0.087 R)
• M20: 39,491,145 km (0.111 R)
• M21: 41,245,629 km (0.102 R)
• M22: 43,552,877 km (0.071 R)
• M23: 48,423,036 km (0.088 R)
• M24: 64,530,538 km (0.105 R)
• M25: 66,291,903 km (0.102 R)
• M26: 67,633,796 km (0.115 R)
• M27: 67,859,240 km (0.114 R)
• M28: 74,856,531 km (0.107 R)
• M29: 76,555,663 km (0.087 R)
• M30: 85,438,635 km (0.089 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 12,280 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit