🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.51 AU - 0.73 AU

Year: 320 Days

Day: 31.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.3

Radius: 9.3

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.73 AU - 1.07 AU

Year: 560 Days

Day: 13.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,281,173 km

• M1: 115,639 km (0.101 R)
• M2: 479,461 km (0.06 R)
• M3: 777,909 km (0.11 R)
• M4: 1,200,224 km (0.103 R)
• M5: 1,506,151 km (0.076 R)
• M6: 2,411,817 km (0.073 R)
• M7: 3,549,060 km (0.085 R)
• M8: 3,896,725 km (0.111 R)
• M9: 4,693,633 km (0.096 R)
• M10: 5,061,943 km (0.1 R)
• M11: 5,576,859 km (0.111 R)
• M12: 6,048,541 km (0.063 R)
• M13: 6,526,058 km (0.042 R)
• M14: 7,114,875 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139

Radius: 12.8

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.03 AU - 1.17 AU

Year: 757 Days

Day: 11.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,281,173 km

• M1: 159,172 km (0.059 R)
• M2: 609,911 km (0.105 R)
• M3: 1,245,253 km (0.03 R)
• M4: 1,762,413 km (0.076 R)
• M5: 2,583,854 km (0.08 R)
• M6: 3,135,272 km (0.06 R)
• M7: 3,542,178 km (0.118 R)
• M8: 3,984,390 km (0.03 R)
• M9: 4,409,996 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.9

Radius: 11.9

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.38 AU - 1.72 AU

Year: 1266 Days

Day: 11.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,281,173 km

• M1: 148,102 km (0.1 R)
• M2: 534,064 km (0.092 R)
• M3: 965,355 km (0.068 R)
• M4: 1,702,424 km (0.1 R)
• M5: 2,157,052 km (0.11 R)
• M6: 2,762,773 km (0.115 R)
• M7: 3,302,672 km (0.083 R)
• M8: 3,927,243 km (0.076 R)
• M9: 5,375,650 km (0.086 R)
• M10: 6,016,976 km (0.11 R)
• M11: 6,409,072 km (0.091 R)
• M12: 7,018,085 km (0.057 R)
• M13: 8,176,720 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.4

Radius: 12

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.15 AU - 2.37 AU

Year: 2229 Days

Day: 6.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,281,173 km

• M1: 150,645 km (0.07 R)
• M2: 687,253 km (0.117 R)
• M3: 1,185,713 km (0.072 R)
• M4: 1,982,770 km (0.077 R)
• M5: 2,390,724 km (0.105 R)
• M6: 3,574,492 km (0.107 R)
• M7: 4,125,311 km (0.119 R)
• M8: 5,568,033 km (0.051 R)
• M9: 6,445,125 km (0.118 R)
• M10: 10,288,893 km (0.096 R)
• M11: 13,345,626 km (0.117 R)
• M12: 14,960,685 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.1

Radius: 11.2

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.11 AU - 2.75 AU

Year: 2485 Days

Day: 11.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,281,173 km

• M1: 139,425 km (0.113 R)
• M2: 542,442 km (0.073 R)
• M3: 1,220,120 km (0.076 R)
• M4: 1,659,340 km (0.059 R)
• M5: 2,076,119 km (0.076 R)
• M6: 2,651,173 km (0.094 R)
• M7: 3,226,377 km (0.114 R)
• M8: 3,636,275 km (0.114 R)
• M9: 4,432,735 km (0.112 R)
• M10: 5,221,863 km (0.102 R)
• M11: 6,049,289 km (0.086 R)
• M12: 6,536,380 km (0.104 R)
• M13: 7,527,914 km (0.105 R)
• M14: 9,094,653 km (0.04 R)
• M15: 9,771,434 km (0.117 R)
• M16: 12,994,969 km (0.095 R)
• M17: 15,089,788 km (0.098 R)
• M18: 17,999,466 km (0.106 R)
• M19: 18,724,866 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.6

Radius: 7.6

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.74 AU - 9.26 AU

Year: 16257 Days

Day: 16.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,281,173 km

• M1: 94,995 km (0.049 R)
• M2: 351,555 km (0.107 R)
• M3: 723,156 km (0.109 R)
• M4: 1,305,989 km (0.077 R)
• M5: 2,360,654 km (0.096 R)
• M6: 2,756,042 km (0.11 R)
• M7: 3,243,880 km (0.113 R)
• M8: 3,653,030 km (0.104 R)
• M9: 4,183,205 km (0.092 R)
• M10: 5,056,707 km (0.083 R)
• M11: 5,501,312 km (0.098 R)
• M12: 6,390,372 km (0.05 R)
• M13: 7,415,118 km (0.104 R)
• M14: 9,890,364 km (0.117 R)
• M15: 15,673,668 km (0.099 R)
• M16: 18,302,701 km (0.094 R)
• M17: 19,763,076 km (0.074 R)
• M18: 21,299,446 km (0.108 R)
• M19: 24,129,389 km (0.083 R)
• M20: 27,200,483 km (0.056 R)
• M21: 37,574,647 km (0.052 R)
• M22: 42,094,298 km (0.092 R)
• M23: 50,151,041 km (0.105 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 18,655 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit