🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.53 AU - 0.77 AU

Year: 338 Days

Day: 46.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.3

Radius: 10.9

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.14 AU - 1.5 AU

Year: 979 Days

Day: 12.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,357,127 km

• M1: 135,536 km (0.066 R)
• M2: 506,090 km (0.117 R)
• M3: 1,610,421 km (0.119 R)
• M4: 2,147,178 km (0.097 R)
• M5: 2,628,584 km (0.091 R)
• M6: 3,222,488 km (0.112 R)
• M7: 3,763,583 km (0.084 R)
• M8: 4,433,034 km (0.12 R)
• M9: 4,787,581 km (0.092 R)
• M10: 5,355,005 km (0.069 R)
• M11: 6,030,589 km (0.06 R)
• M12: 6,511,995 km (0.076 R)
• M13: 6,995,196 km (0.056 R)
• M14: 8,401,716 km (0.091 R)
• M15: 8,753,570 km (0.11 R)
• M16: 9,171,845 km (0.117 R)
• M17: 10,108,927 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.2

Radius: 13.7

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.63 AU - 2.33 AU

Year: 1799 Days

Day: 5.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,357,127 km

• M1: 172,337 km (0.064 R)
• M2: 1,069,326 km (0.078 R)
• M3: 1,615,956 km (0.09 R)
• M4: 4,013,860 km (0.076 R)
• M5: 4,585,324 km (0.03 R)
• M6: 5,425,167 km (0.09 R)
• M7: 6,019,070 km (0.11 R)
• M8: 6,543,261 km (0.044 R)
• M9: 7,097,821 km (0.09 R)
• M10: 8,622,821 km (0.116 R)
• M11: 9,205,206 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.6

Radius: 10.2

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.59 AU - 2.79 AU

Year: 2849 Days

Day: 10.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,357,127 km

• M1: 126,859 km (0.115 R)
• M2: 524,789 km (0.1 R)
• M3: 968,347 km (0.065 R)
• M4: 1,353,113 km (0.077 R)
• M5: 2,710,863 km (0.102 R)
• M6: 3,135,272 km (0.106 R)
• M7: 3,473,214 km (0.08 R)
• M8: 4,265,334 km (0.074 R)
• M9: 4,772,920 km (0.049 R)
• M10: 5,856,308 km (0.094 R)
• M11: 6,655,460 km (0.074 R)
• M12: 7,156,613 km (0.08 R)
• M13: 9,094,204 km (0.091 R)
• M14: 9,527,440 km (0.101 R)
• M15: 9,936,590 km (0.103 R)
• M16: 10,357,558 km (0.03 R)
• M17: 11,441,395 km (0.115 R)
• M18: 11,818,980 km (0.097 R)
• M19: 17,187,000 km (0.104 R)
• M20: 18,018,615 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.4

Radius: 8.8

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.52 AU - 3.22 AU

Year: 3139 Days

Day: 6 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 36,357,127 km

• M1: 109,506 km (0.108 R)
• M2: 403,914 km (0.06 R)
• M3: 788,231 km (0.1 R)
• M4: 1,298,958 km (0.079 R)
• M5: 1,673,851 km (0.051 R)
• M6: 2,068,340 km (0.067 R)
• M7: 2,721,335 km (0.103 R)
• M8: 3,165,042 km (0.068 R)
• M9: 4,303,183 km (0.083 R)
• M10: 6,282,213 km (0.039 R)
• M11: 7,393,276 km (0.089 R)
• M12: 8,907,207 km (0.098 R)
• M13: 9,297,956 km (0.101 R)
• M14: 10,075,566 km (0.111 R)
• M15: 10,657,203 km (0.03 R)
• M16: 11,592,040 km (0.103 R)
• M17: 11,887,196 km (0.074 R)
• M18: 12,361,122 km (0.054 R)
• M19: 13,027,731 km (0.05 R)
• M20: 13,624,476 km (0.066 R)
• M21: 14,095,859 km (0.062 R)
• M22: 14,626,932 km (0.104 R)
• M23: 15,322,113 km (0.083 R)
• M24: 17,210,786 km (0.103 R)
• M25: 18,725,465 km (0.061 R)
• M26: 19,190,864 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.9

Radius: 11.5

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.93 AU - 6.71 AU

Year: 9066 Days

Day: 5.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,357,127 km

• M1: 149,448 km (0.045 R)
• M2: 681,418 km (0.085 R)
• M3: 1,335,909 km (0.103 R)
• M4: 1,697,786 km (0.079 R)
• M5: 2,082,402 km (0.053 R)
• M6: 3,309,703 km (0.081 R)
• M7: 3,751,017 km (0.116 R)
• M8: 10,796,927 km (0.076 R)
• M9: 11,278,034 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.4

Radius: 4.8

Gravity: 14.12 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.64 AU - 6.44 AU

Year: 9585 Days

Day: 23.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,357,127 km

• M1: 117,883 km (0.101 R)
• M2: 626,815 km (0.108 R)
• M3: 790,176 km (0.102 R)
• M4: 1,079,498 km (0.077 R)
• M5: 1,260,212 km (0.059 R)
• M6: 2,035,728 km (0.104 R)
• M7: 3,638,968 km (0.093 R)
• M8: 4,462,056 km (0.091 R)
• M9: 5,711,946 km (0.082 R)
• M10: 6,298,519 km (0.089 R)
• M11: 7,628,743 km (0.081 R)
• M12: 11,880,315 km (0.094 R)
• M13: 12,244,885 km (0.112 R)
• M14: 18,713,796 km (0.093 R)
• M15: 21,882,129 km (0.089 R)
• M16: 31,475,990 km (0.106 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: 317 - 17,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit