🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.44 AU - 0.7 AU

Year: 192 Days

Day: 28.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 72,057,793 km

• M1: 18,101 km (0.049 R)
• M2: 105,018 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.72 AU - 0.82 AU

Year: 302 Days

Day: 43.2 Hours

Environment

Temp: -37 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,057,793 km

• M1: 61,634 km (0.109 R)
• M2: 174,880 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.73 AU - 2.23 AU

Year: 1243 Days

Day: 17.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,057,793 km

• M1: 135,536 km (0.032 R)

Asteroid Belt

Center: 3.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.8

Radius: 12

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.16 AU - 5.8 AU

Year: 5724 Days

Day: 11.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,057,793 km

• M1: 150,047 km (0.111 R)
• M2: 553,363 km (0.079 R)
• M3: 1,078,152 km (0.079 R)
• M4: 1,639,593 km (0.049 R)
• M5: 2,035,129 km (0.111 R)
• M6: 3,252,557 km (0.112 R)
• M7: 3,651,086 km (0.1 R)
• M8: 4,574,404 km (0.036 R)
• M9: 5,164,418 km (0.112 R)
• M10: 5,678,586 km (0.058 R)
• M11: 6,531,293 km (0.116 R)
• M12: 7,170,226 km (0.113 R)
• M13: 9,560,800 km (0.036 R)
• M14: 10,105,486 km (0.108 R)
• M15: 10,622,795 km (0.083 R)
• M16: 11,009,954 km (0.108 R)
• M17: 12,387,302 km (0.081 R)
• M18: 16,043,324 km (0.1 R)
• M19: 18,635,856 km (0.041 R)
• M20: 20,068,255 km (0.109 R)
• M21: 23,639,755 km (0.111 R)
• M22: 24,134,774 km (0.061 R)
• M23: 25,835,253 km (0.109 R)
• M24: 26,272,677 km (0.116 R)
• M25: 26,893,209 km (0.094 R)
• M26: 32,619,965 km (0.075 R)
• M27: 33,543,732 km (0.054 R)
• M28: 36,092,431 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736

Radius: 12.1

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.45 AU - 6.39 AU

Year: 6427 Days

Day: 12.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,057,793 km

• M1: 150,495 km (0.117 R)
• M2: 605,123 km (0.072 R)
• M3: 1,133,653 km (0.115 R)
• M4: 2,117,109 km (0.107 R)
• M5: 2,641,749 km (0.031 R)
• M6: 3,045,663 km (0.034 R)
• M7: 3,694,768 km (0.06 R)
• M8: 4,513,667 km (0.098 R)
• M9: 5,270,483 km (0.048 R)
• M10: 6,110,175 km (0.082 R)
• M11: 7,440,549 km (0.036 R)
• M12: 7,937,364 km (0.114 R)
• M13: 9,430,051 km (0.081 R)
• M14: 9,967,108 km (0.066 R)
• M15: 10,907,330 km (0.085 R)
• M16: 11,549,554 km (0.092 R)
• M17: 15,026,059 km (0.074 R)
• M18: 16,325,167 km (0.066 R)
• M19: 16,904,260 km (0.089 R)
• M20: 17,430,546 km (0.116 R)
• M21: 20,008,117 km (0.103 R)
• M22: 20,448,832 km (0.097 R)
• M23: 22,830,131 km (0.115 R)
• M24: 23,311,537 km (0.117 R)
• M25: 27,500,277 km (0.066 R)
• M26: 31,965,774 km (0.06 R)
• M27: 34,949,803 km (0.055 R)
• M28: 36,563,964 km (0.056 R)

Asteroid Belt

Center: 6.96 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.2

Radius: 10

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 7.59 AU - 8.39 AU

Year: 10078 Days

Day: 10.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,057,793 km

• M1: 131,197 km (0.049 R)
• M2: 546,780 km (0.117 R)
• M3: 899,682 km (0.077 R)
• M4: 1,235,529 km (0.05 R)
• M5: 1,951,055 km (0.101 R)
• M6: 2,793,441 km (0.095 R)
• M7: 6,513,790 km (0.074 R)
• M8: 7,758,894 km (0.071 R)
• M9: 8,460,508 km (0.084 R)
• M10: 11,089,241 km (0.109 R)
• M11: 11,808,957 km (0.087 R)
• M12: 13,713,038 km (0.101 R)
• M13: 14,672,709 km (0.025 R)
• M14: 16,370,645 km (0.095 R)
• M15: 17,085,274 km (0.069 R)
• M16: 18,423,576 km (0.059 R)
• M17: 20,478,453 km (0.071 R)
• M18: 20,973,621 km (0.074 R)
• M19: 21,561,242 km (0.07 R)
• M20: 22,945,770 km (0.049 R)
• M21: 28,157,461 km (0.112 R)
• M22: 30,767,644 km (0.109 R)
• M23: 31,091,225 km (0.096 R)
• M24: 34,686,959 km (0.056 R)
• M25: 38,052,762 km (0.11 R)
• M26: 38,675,837 km (0.062 R)
• M27: 39,686,969 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 716.8

Radius: 7.1

Gravity: 14.22 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 9.16 AU - 14.38 AU

Year: 18018 Days

Day: 15.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,057,793 km

• M1: 153,936 km (0.103 R)
• M2: 394,340 km (0.048 R)
• M3: 975,378 km (0.093 R)
• M4: 1,442,871 km (0.087 R)
• M5: 2,513,543 km (0.114 R)
• M6: 2,941,992 km (0.066 R)
• M7: 4,976,224 km (0.116 R)
• M8: 10,266,303 km (0.088 R)
• M9: 10,502,519 km (0.098 R)
• M10: 13,000,055 km (0.111 R)
• M11: 14,645,033 km (0.079 R)
• M12: 15,248,361 km (0.093 R)
• M13: 18,083,989 km (0.104 R)
• M14: 18,515,878 km (0.067 R)
• M15: 20,127,795 km (0.099 R)
• M16: 20,779,294 km (0.102 R)
• M17: 21,540,747 km (0.061 R)
• M18: 24,457,756 km (0.059 R)
• M19: 25,199,462 km (0.036 R)
• M20: 29,252,068 km (0.069 R)
• M21: 29,967,146 km (0.1 R)
• M22: 30,329,173 km (0.082 R)
• M23: 45,705,441 km (0.089 R)
• M24: 51,167,409 km (0.051 R)
• M25: 55,583,687 km (0.082 R)
• M26: 57,419,104 km (0.063 R)
• M27: 59,105,072 km (0.078 R)
• M28: 63,762,352 km (0.11 R)
• M29: 67,205,198 km (0.105 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 15,888 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit