🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.59 AU - 0.63 AU

Year: 313 Days

Day: 31.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.9

Radius: 14.1

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.65 AU - 0.77 AU

Year: 392 Days

Day: 8.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,370,428 km

• M1: 175,329 km (0.104 R)
• M2: 617,989 km (0.09 R)
• M3: 1,060,948 km (0.101 R)
• M4: 1,658,891 km (0.114 R)
• M5: 2,113,519 km (0.097 R)
• M6: 2,574,430 km (0.083 R)
• M7: 4,382,619 km (0.117 R)
• M8: 5,142,726 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.6

Radius: 14.6

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.21 AU - 3.21 AU

Year: 2927 Days

Day: 10.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,370,428 km

• M1: 181,612 km (0.093 R)
• M2: 1,046,736 km (0.062 R)
• M3: 2,419,746 km (0.068 R)
• M4: 2,907,135 km (0.078 R)
• M5: 3,476,655 km (0.097 R)
• M6: 5,784,202 km (0.049 R)
• M7: 7,420,952 km (0.119 R)
• M8: 9,668,062 km (0.045 R)
• M9: 11,266,814 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250

Radius: 11.8

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.79 AU - 2.91 AU

Year: 3156 Days

Day: 13.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,370,428 km

• M1: 147,055 km (0.039 R)
• M2: 588,817 km (0.102 R)
• M3: 1,223,112 km (0.096 R)
• M4: 1,718,431 km (0.116 R)
• M5: 2,358,859 km (0.111 R)
• M6: 3,630,740 km (0.101 R)
• M7: 4,731,781 km (0.109 R)
• M8: 9,672,849 km (0.084 R)
• M9: 11,126,042 km (0.072 R)
• M10: 11,577,678 km (0.098 R)
• M11: 14,550,039 km (0.029 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.9

Radius: 8.2

Gravity: 8.89 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.81 AU - 3.97 AU

Year: 5033 Days

Day: 6.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,370,428 km

• M1: 103,971 km (0.082 R)
• M2: 702,661 km (0.102 R)
• M3: 1,057,358 km (0.096 R)
• M4: 1,472,043 km (0.085 R)
• M5: 1,881,941 km (0.087 R)
• M6: 2,681,691 km (0.101 R)
• M7: 3,256,446 km (0.107 R)
• M8: 3,821,777 km (0.075 R)
• M9: 4,574,553 km (0.107 R)
• M10: 5,311,323 km (0.073 R)
• M11: 6,309,440 km (0.053 R)
• M12: 8,634,191 km (0.108 R)
• M13: 9,143,571 km (0.073 R)
• M14: 11,017,734 km (0.082 R)
• M15: 12,532,262 km (0.054 R)
• M16: 13,914,098 km (0.088 R)
• M17: 16,497,653 km (0.069 R)
• M18: 19,384,892 km (0.066 R)
• M19: 20,122,110 km (0.104 R)
• M20: 26,137,740 km (0.105 R)
• M21: 27,452,855 km (0.026 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.6

Radius: 14.2

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.75 AU - 6.17 AU

Year: 7247 Days

Day: 7.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,370,428 km

• M1: 262,245 km (0.117 R)
• M2: 909,555 km (0.111 R)
• M3: 1,568,234 km (0.061 R)
• M4: 2,551,092 km (0.094 R)
• M5: 5,532,129 km (0.12 R)
• M6: 9,363,929 km (0.098 R)
• M7: 10,010,940 km (0.107 R)
• M8: 16,858,334 km (0.094 R)
• M9: 17,817,256 km (0.059 R)
• M10: 18,574,820 km (0.112 R)
• M11: 19,782,224 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.8

Radius: 13.7

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.15 AU - 5.21 AU

Year: 7734 Days

Day: 14.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,370,428 km

• M1: 170,542 km (0.109 R)
• M2: 672,143 km (0.117 R)
• M3: 1,781,860 km (0.093 R)
• M4: 2,603,452 km (0.111 R)
• M5: 3,942,502 km (0.105 R)
• M6: 6,138,898 km (0.078 R)
• M7: 7,705,487 km (0.034 R)
• M8: 12,741,999 km (0.112 R)
• M9: 15,331,837 km (0.119 R)
• M10: 17,263,744 km (0.12 R)
• M11: 19,005,362 km (0.115 R)
• M12: 21,231,678 km (0.12 R)
• M13: 21,681,967 km (0.083 R)
• M14: 24,848,506 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 599.9

Radius: 6.1

Gravity: 16.12 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.49 AU - 6.41 AU

Year: 9521 Days

Day: 20.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 66,370,428 km

• M1: 84,972 km (0.118 R)
• M2: 360,980 km (0.097 R)
• M3: 784,940 km (0.084 R)
• M4: 1,473,988 km (0.102 R)
• M5: 1,771,688 km (0.086 R)
• M6: 2,143,139 km (0.091 R)
• M7: 2,393,716 km (0.119 R)
• M8: 3,824,470 km (0.096 R)
• M9: 4,277,003 km (0.105 R)
• M10: 4,501,998 km (0.114 R)
• M11: 5,068,376 km (0.074 R)
• M12: 5,417,238 km (0.101 R)
• M13: 7,447,580 km (0.076 R)
• M14: 11,049,598 km (0.111 R)
• M15: 16,544,777 km (0.076 R)
• M16: 16,960,509 km (0.119 R)
• M17: 18,842,899 km (0.113 R)
• M18: 20,540,984 km (0.114 R)
• M19: 20,780,191 km (0.084 R)
• M20: 21,101,976 km (0.054 R)
• M21: 28,455,011 km (0.1 R)
• M22: 30,064,684 km (0.052 R)
• M23: 30,996,380 km (0.071 R)
• M24: 33,685,252 km (0.114 R)
• M25: 34,241,157 km (0.057 R)
• M26: 34,690,101 km (0.094 R)
• M27: 35,829,887 km (0.095 R)
• M28: 36,642,502 km (0.104 R)
• M29: 38,788,334 km (0.114 R)
• M30: 41,522,834 km (0.091 R)
• M31: 43,721,922 km (0.102 R)

Asteroid Belt

Center: 6.47 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.1

Radius: 3.8

Gravity: 54.79 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.59 AU - 7.39 AU

Year: 12123 Days

Day: 23.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 66,370,428 km

• M1: 66,870 km (0.089 R)
• M2: 200,760 km (0.075 R)
• M3: 477,367 km (0.092 R)
• M4: 1,544,000 km (0.059 R)
• M5: 1,716,486 km (0.062 R)
• M6: 2,332,530 km (0.054 R)
• M7: 2,455,051 km (0.069 R)
• M8: 2,603,302 km (0.073 R)
• M9: 2,735,098 km (0.118 R)
• M10: 4,279,995 km (0.11 R)
• M11: 5,571,922 km (0.103 R)
• M12: 6,131,568 km (0.057 R)
• M13: 9,814,069 km (0.092 R)
• M14: 10,683,233 km (0.108 R)
• M15: 12,761,446 km (0.104 R)
• M16: 13,928,459 km (0.115 R)
• M17: 14,814,228 km (0.028 R)
• M18: 15,306,405 km (0.085 R)
• M19: 16,848,311 km (0.091 R)
• M20: 17,774,321 km (0.098 R)
• M21: 18,410,262 km (0.061 R)
• M22: 19,559,323 km (0.056 R)
• M23: 21,371,253 km (0.096 R)
• M24: 23,010,845 km (0.12 R)
• M25: 23,198,142 km (0.076 R)
• M26: 26,129,362 km (0.081 R)
• M27: 28,001,580 km (0.114 R)
• M28: 29,628,606 km (0.113 R)
• M29: 30,634,502 km (0.12 R)
• M30: 36,385,793 km (0.069 R)
• M31: 39,647,774 km (0.057 R)
• M32: 39,782,263 km (0.11 R)
• M33: 40,458,744 km (0.073 R)
• M34: 40,594,878 km (0.098 R)
• M35: 40,868,343 km (0.073 R)
• M36: 42,113,596 km (0.105 R)
• M37: 45,852,795 km (0.068 R)
• M38: 49,029,954 km (0.066 R)
• M39: 49,807,414 km (0.072 R)
• M40: 53,326,106 km (0.071 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.1

Radius: 7.1

Gravity: 14.82 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.86 AU - 9.68 AU

Year: 15602 Days

Day: 21.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,370,428 km

• M1: 88,412 km (0.091 R)
• M2: 359,783 km (0.107 R)
• M3: 693,386 km (0.112 R)
• M4: 948,451 km (0.104 R)
• M5: 1,226,553 km (0.1 R)
• M6: 1,590,525 km (0.035 R)
• M7: 1,877,902 km (0.101 R)
• M8: 2,160,044 km (0.1 R)
• M9: 2,810,046 km (0.066 R)
• M10: 3,364,606 km (0.102 R)
• M11: 3,611,741 km (0.093 R)
• M12: 4,020,144 km (0.081 R)
• M13: 4,623,173 km (0.063 R)
• M14: 5,105,027 km (0.076 R)
• M15: 5,968,656 km (0.101 R)
• M16: 7,327,304 km (0.076 R)
• M17: 7,791,207 km (0.057 R)
• M18: 10,877,112 km (0.088 R)
• M19: 13,358,043 km (0.117 R)
• M20: 15,133,021 km (0.03 R)
• M21: 15,356,221 km (0.102 R)
• M22: 18,459,629 km (0.094 R)
• M23: 22,920,638 km (0.118 R)
• M24: 23,911,724 km (0.117 R)
• M25: 29,069,858 km (0.12 R)
• M26: 30,466,354 km (0.074 R)
• M27: 32,767,918 km (0.106 R)
• M28: 34,664,968 km (0.115 R)
• M29: 35,574,972 km (0.09 R)
• M30: 46,972,834 km (0.074 R)
• M31: 47,926,371 km (0.08 R)
• M32: 48,730,758 km (0.103 R)
• M33: 51,533,325 km (0.117 R)
• M34: 54,441,358 km (0.103 R)
• M35: 61,145,287 km (0.093 R)
• M36: 63,818,900 km (0.027 R)
• M37: 66,370,442 km (0.081 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 18,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit